| 401comupd.exe | E | CMD | Installs Common Controls library ( comctl32.dll ) version 4.01; probably left over from setup or Windows Update |
| accstat.exe | 8E | ndu | Accessibility status indicator |
| accwiz.exe | 8E2HPM | GUI | Accessibility Wizard |
| actmovie.exe | 8E2HPM | cmp | Direct Show setup tool |
| addreg.exe | 8E | ndu | Sets Internationalization parameters |
| admin.exe | 2HPM | cmp | FrontPage Server Extensions component |
| adsutil .vbs | 2P | SCR | Manages IIS server through ADSI (sample script) |
| agentsvr.exe | E2HPM | cmp | Microsoft Agent (animated assistant) component |
| agtcore.js | EHPM | cmp | Component of "Out-of-box" experience, initial setup wizard |
| agtscrp2.js | HPM | cmp | Windows help script component |
| agtscrpt.js | EHPM | cmp | Component of "Out-of-box" experience, initial setup wizard |
| ahui.exe | HPM | cmp | Application Compatibility Wizard component |
| alg.exe | HPM | svc | Application Layer Gateway ServiceProvides support for third-party protocol plug-ins for ICS and ICF |
| annclist.exe | 8E | ndu | Component of TV Viewer |
| annui.exe | 8E | GUI | Announcement managerconfigures filters for data being broadcast through the TV system |
| ansi.sys | 8E2HPM | DOS | ANSI Screen driver for MS-DOS subsystem |
| aolsetup.exe | 8E | GUI | Launches AOL software installer located on Windows 98 setup CD |
| append.exe | 2HPM | DOS | Makes directories appear "local" (archaic) |
| arcldr.exe | 2 | ndu | Used by Windows boot process |
| arcsetup.exe | 2 | ndu | Used by Windows boot process |
| arp.exe | 8E2HPM | CMD | Displays and edits ARP cache (TCP/IP) |
| asd.exe | 8E | ndu | Automatic Skip Driver Agent tool, inhibits device drivers causing Windows boot to fail (see Microsoft Knowledge Base article #186588) |
| aspnet_regiis.exe | 2PM | CMD | Used to maintain correct linkage between different installed versions of .NET Framework and ASP.NET applications installed under IIS (source: .NET Framework) |
| aspnet_state.exe | 2HPM | svc | Holds session state data for ASP.NET web-based applications (source: .NET Framework) |
| aspnet_wp.exe | 2PM | cmp | ASP.NET runtime processCGI application that runs ASP.NET web-based applications on behalf of IIS (source: .NET Framework) |
| asr_fmt.exe | PM | CMD | Automated System Recovery backup and restore |
| asr_ldm.exe | PM | CMD | Automated System Recovery Logical Disk manager |
| asr_pfu.exe | PM | cmp | Automated System Recovery component |
| at.exe | 2HPM | CMD | Schedules program to run automatically (obsolete) |
| atmadm.exe | E2HPM | CMD | Displays ATM Call Manager statistics |
| attrib.exe | 8E2HPM | CMD | Displays and sets file/folder attributes |
| attsetup.exe | 8E | GUI | Launches AT&T Worldnet Internet access software located on Windows 98 setup CD |
| audioconverter.exe | M | GUI | Windows Audio Converter, converts music files between different encoding formats (source: Standard on MCE, otherwise Plus! for Windows XP) |
| auditusr.exe | HPM | CMD | Manages per-user audit policy settings |
| author.exe | 2HPM | cmp | FrontPage Server Extensions component (CGI application) |
| autochk.exe | E2HPM | cmp | Checks and repairs Windows File Systems |
| autoconv.exe | 2HPM | cmp | Automates the file system conversion during reboots |
| autoexec.bat | 8EP | DOS | Batch file executed upon Windows startup |
| autofmt.exe | 2HPM | cmp | Automates the file format process during reboots |
| autolfn.exe | 2HPM | cmp | Used for formatting long filenames |
| awadpr32.exe | 8E | CMD | Fax Printer icon installer (source: TOOLS\OLDWIN95 Windows Messaging & Fax) |
| awfxex32.exe | 8E | cmp | Microsoft Fax component |
| awsnto32.exe | 8E | cmp | Microsoft Fax component (source: TOOLS\OLDWIN95 Windows Messaging & Fax) |
| basicfunctions.js | M | cmp | Media Center Edition help component |
| bckgzm.exe | EHPM | GUI | Internet Backgammon |
| blastcln.exe | HPM | CMD | MSBLAST virus removal utility (installed by Windows Update) |
| bootcfg.exe | PM | CMD | Modifies the BOOT.INI configuration file |
| bootdisk.bat | 8E | BF | Creates a Windows 98 Startup boot disk (boots DOS) |
| bootok.exe | 2HPM | CMD | Boot acceptance application for Registry |
| bootvrfy.exe | 2HPM | CMD | Notifies the system that startup was successful |
| bpcpost.exe | 8E | cmp | TV Viewer component |
| bpcunpak.exe | 8E | ndu | Component of TV Viewer |
| cabbit.exe | E | cmp | System Restore component |
| cacls.exe | 2HPM | CMD | Clears the command prompt window |
| cafixweb.exe | 2 | ndu | Service pack installation component, probably targeted at Windows 2000 Server rather than Pro |
| calc.exe | 8E2HPM | GUI | Calculator accessory |
| caspol .exe | 8E2PM | CMD | ASP.NET Code Access Security Policy tool; sets security policy for ASP.NET applications (assemblies) (source: .NET Framework) |
| cb32.exe | 8E2HPM | GUI | NetMeeting component, invokes Chat window |
| cchat.exe | 8E | GUI | Microsoft Chat (no longer useable) |
| cdlm.exe | M | GUI | CD Label Maker (source: Standard on MCE, otherwise Plus! for Windows XP) |
| cdplayer.exe | 8E2 | GUI | CD music player utility |
| cfgwiz.exe | 2HPM | cmp | Front Page Server Extensions configuration component |
| cfgwiz32.exe | 8E | GUI | ISDN Configuration Wizard |
| chaccess.vbs | 2P | SCR | Changes access on website folders (ADSI) |
| change.exe | HPM | ndu | Used on Windows server only, terminal server management tool |
| charmap.exe | 8E2HPM | GUI | Character map |
| chart.js | 8E | SCR | Windows Script Host democreates an Excel chart |
| chart.vbs | 8E | SCR | Windows Script Host democreates an Excel chart |
| chcp.com | 2HPM | CMD | Changes console code page |
| checkconnection.js | E | cmp | Component of Windows Help center |
| checksr.bat | E | cmp | Component of System Restore procedure on Emergency Backup Disk |
| chglogon.exe | HPM | ndu | Used on Windows server only; terminal server management tool |
| chgport.exe | HPM | ndu | Used on Windows server only; terminal server management tool |
| chgusr.exe | HPM | ndu | Used on Windows server only; terminal server management tool |
| chkdsk.exe | 8E2HPM | CMD | Checks and repairs file system integrity |
| chkntfs.exe | 2HPM | CMD | Schedules automatic chkdsk at boot time |
| chkrzm.exe | EHPM | GUI | Internet Checkers |
| choice.com | 8E | CMD | Batch file utility, prompts user to make a choice and communicates selection to batch file through errorlevel |
| cidaemon.exe | 2HPM | svc | Indexing service |
| cintsetp.exe | 2HPM | ndu | Input Method Editor (e.g., Asian language input system) setup component (source: Windows Update) |
| cipher.exe | 2PM | CMD | Encrypts and decrypts files and folders |
| cisvc.exe | 2HPM | svc | Indexing ServiceIndexes contents and properties of files on local and remote computers; provides rapid access to files through flexible querying language. |
| cjime.exe | 2 | ndu | Appears to be involved in installing or updating national language drivers |
| ckcnv.exe | 8E2HPM | cmp | Cookie converter; Internet Explorer software update component (source: Windows Update) |
| cleanmgr.exe | 8E2HPM | GUI | Disk Cleanup program |
| cliconfg.exe | 8E2HPM | GUI | SQL Server Client Network Utility |
| clipbrd.exe | 8E2HPM | GUI | Clipboard viewermultiuser |
| clipsrv.exe | 2HPM | svc | ClipBook Service, shares Clipboard across a network |
| clspack.exe | 8E2 | CMD | Lists Java system packages |
| cluster.exe | 2 | CMD | Windows Cluster configuration tool |
| cmd.exe | 2HPM | CMD | Command shell. Processes commands in batch files or typed into the Command Prompt window. This is the 32-bit Windows replacement for DOS's command.com, and it is a significant improvement. See Chapter 9 for more information. |
| cmdinit.bat | E | BF | Default batch file run upon opening command prompt windows |
| cmdl32.exe | 8E2HPM | cmp | Connection Manager Auto-Download |
| cmdninst.exe | E | cmp | Configuration Manager Device Installer Launcher; involved in detecting devices and installing drivers at bootup |
| cmmgr32.exe | 8E2 | cmp | Windows Connection Manager component |
| cmmon32.exe | 8E2HPM | cmp | Connection Manager Monitor |
| cmpagent.exe | 8E | GUI | Compression agent; recompresses drives with DriveSpace 3 after changing compression mode |
| cmstp.exe | 8E2HPM | CMD | Connection Manager profile installer |
| comclust.exe | 2 | GUI | Cluster configuration wizard for MS DTC |
| command.com | 8E2HPM | DOS | MS-DOS command shell |
| common.js | E2HPM | SCR | Component of several JS applications (source: Services for UNIX 3.5) |
| commonfunc.js | HPM | SCR | Component of help center |
| comp.exe | 2HPM | CMD | Compares files |
| compact.exe | 2HPM | CMD | Enables and disables file and folder compression |
| comrepl.exe | 2HPM | CMD | COMREPL replicates one computer's COM+ applications to one or more target computers |
| comrereg.exe | 2HPM | CMD | Appears to repair COM object registry database |
| comsdupd.exe | P | ndu | Service pack update component |
| conagent.exe | 8E | cmp | Windows component involved in running console programs |
| conf.exe | 8E2HPM | GUI | NetMeeting application |
| configwizards.exe | 8E2HPM | GUI | Lets you adjust .NET security, select trusted assemblies, or repair a managed application (source: .NET Framework) |
| conime.exe | 2HPM | GUI | Input method editor |
| constants.js | HPM | cmp | Component of Remote Assistance |
| contftp.vbs | 2P | SCR | Restarts paused FTP server |
| control.exe | 8E2HPM | GUI | Starts the Control Panel |
| controls.js | EHPM | SCR | Component of Windows tour |
| contsrv.vbs | 2P | SCR | Restarts paused IIS server |
| contweb.vbs | 2P | SCR | Restarts paused web server |
| convert.exe | 2HPM | CMD | Schedules conversion of volume from FAT to NTFS |
| convlog.exe | 2PM | CMD | Converts IIS log files to various standard formats |
| copy2gac.exe | HPM | CMD | Copies .NET assemblies to the Global Assembly Cache to repair damaged installations (see Microsoft Knowledge Base article #827073) |
| copymar.exe | HP | cmp | MSN Explorer component |
| country.sys | 8E2HPM | DOS | Locale driver for MS-DOS subsystem |
| cplexe.exe | 2HPM | cmp | Japanese Input Method Editor component |
| cprofile.exe | HPM | ndu | Used on Windows server only; terminal server management tool |
| csc.exe | 8E2PM | CMD | .NET Visual C# command-line compiler (source: .NET Framework) |
| cscript.exe | 8E2HPM | CMD | Windows Scripts Hostcommand-line version |
| csrss.exe | 2HPM | svc | Client Server Runtime Process |
| cssetup.exe | 8 | GUI | Compuserve 2000 installer |
| ctfmon.exe | HPM | svc | Alternative User Input Services service |
| cvt.exe | 8E | DOS | DOS side of program to convert disk drive format to FAT32 |
| cvt1.exe | 8E | GUI | Drive Converter; converts hard disk format to FAT32 |
| cvtaplog.exe | 8E | ndu | Disk Defragmenter component |
| cvtres.exe | 8E2HPM | CMD | Converts Resource file data to COFF objects (source: .NET Framework) |
| dancer.exe | M | GUI | Displays one or two persons dancing on the desktop, optionally to music (source: Standard on MCE, otherwise Plus! for Windows XP) |
| davcdata.exe | PM | cmp | Front Page Server Extensions component |
| dcomcnfg .exe | 2HPM | GUI | Displays and manages DCOM configuration |
| ddeshare.exe | 2HPM | GUI | Displays DDE shares on local or remote computer |
| ddhelp.exe | 8E | cmp | DirectX component |
| ddmprxy.exe | 2 | cmp | Some sort of networking component |
| debug.exe | 8E2HPM | DOS | Debugs programs (archaic) |
| defrag.exe | 8EHPM | CMD | Defragments a disk volume |
| deltemp.com | E | cmp | Component of Windows Setup |
| deltree .exe | 8E | DOS | Deletes a directory and all files and subdirectories in it |
| delttsul.exe | 2 | ndu | Text-to-speech component |
| dfrgfat.exe | 2HPM | cmp | Disk defragmenter component for FAT file system |
| dfrgntfs.exe | 2HPM | cmp | Disk defragmenter component for NTFS file system |
| dialer.exe | 8E2HPM | GUI | Phone dialer for TAPI/Internet telephony |
| dialmgr.js | EHPM | SCR | Component of "Out-of-box" experience, initial setup wizard |
| diantz.exe | 2HPM | CMD | Cabinet file maker, same as makecab |
| digcore.exe | M | GUI | MSN photo email component installer |
| directcc.exe | 8E | GUI | Direct Cable Connection (file transfer) application |
| discover.exe | 2 | GUI | Launcher for CD-based "Discover Windows 2000" tour |
| diskcomp.com | 2HPM | DOS | Compares two floppy disks |
| diskcopy.com | 8E2HPM | DOS | Copies a floppy disk |
| diskpart.exe | HPM | CMD | Manages disk partitions |
| diskperf.exe | 2HPM | CMD | Starts physical disk performance counters (obsolete) |
| dispnode.vbs | 2P | SCR | Displays properties of IIS objects (ADSI) |
| disptree.vbs | 2P | SCR | Displays IIS information objects (ADSI) |
| dlglib.js | HPM | SCR | Component of help center |
| dlimport.exe | EHP | cmp | Windows Media Player component |
| dllhost.exe | 8E2HPM | svc | Runs a COM object as a service. Used to run the DCOM/COM+ System Application service and other services. |
| dllhst3g.exe | 2HPM | svc | DCOM/COM+ Server Host with 3GB support |
| dmadmin.exe | 2HPM | svc | Logical Disk Manager Administrative ServiceConfigures hard disk drives and volumes . The service only runs for configuration processes and then stops. |
| dmremote.exe | 2HPM | cmp | Part of disk management system |
| doskey.com | 8E | DOS | Keyboard editing enhancement driver, permits easier command-line editing and definition of command aliases |
| doskey.exe | 2HPM | DOS | Provides command-line aliases and editing extensions |
| dosrep.exe | 8E | DOS | MS-DOS Report Tool; sends error information to Microsoft Tech support |
| dosstart.bat | 8E | DOS | Batch file run when you click Start/Shutdown/MS-DOS Mode. If you create a shortcut to a program and specify that it is to run in MS-DOS mode, an alternate file can be specified. |
| dosx.exe | 2HPM | DOS | DOS Extender, loaded in AUTOEXEC.NT |
| dotnetfx.exe | 8E2HPM | GUI | Installation program for .NET Framework (source: Download, Windows Update, or application installer) |
| dplaysvr.exe | 8E2HPM | cmp | Direct Play Helper |
| dpnsvr.exe | HPM | cmp | Direct Play networking component |
| dpvhelp.exe | E | cmp | Direct Play Voice component |
| dpvsetup.exe | EHPM | cmp | Direct Play component |
| driverquery.exe | PM | CMD | Lists installed device drivers |
| drvqry.exe | PM | CMD | (Installed as driverquery.exe ) |
| drvspace.exe | 8E | GUI | Drive Space (disk compression) configuration utility |
| drwatson.exe | 8E2HPM | GUI | Dr. Watson for Win16 programs |
| drwtsn32.exe | 2HPM | GUI | Dr. Watson viewer and configuration manager |
| dslmain.js | HPM | SCR | Component of "Out-of-box" experience, initial setup wizard |
| dsssig.exe | 8E | ndu | Digital Signature manager component |
| dtcsetup.exe | 2 | GUI | Installs the Microsoft Distributed Transaction Coordinator (MS DTC) |
| dumprep.exe | HPM | GUI | Wizard that offers to submit crash (blue screen) dumps to Microsoft |
| dvdplay.exe | E2HPM | GUI | Windows DVD player |
| dvdrgn.exe | E | ndu | Sets DVD region; run indirectly by DVD players |
| dvdupgrd.exe | HPM | GUI | Detects and installs updated DVD decoders |
| dvdupgrd.js | HPM | SCR | Component of help center |
| dw.exe | HP | cmp | MSN Explorer component |
| dw15.exe | 8E2 | GUI | Error reporter; run when IE crashes (source: Windows Update) |
| dwwin.exe | HPM | GUI | Dr. Watson for Windows |
| dxdiag.exe | 8E2HPM | GUI | Direct-X Diagnostics |
| ebdundo.exe | E | cmp | Component of System Restore procedure on Emergency Backup Disk |
| edit.com | 8E2HPM | DOS | Edits text files |
| edlin.exe | 2HPM | DOS | Edits text files (primeval) |
| ehmsas.exe | M | cmp | Windows Media Center component; notifies other components of media center events |
| ehrec.exe | M | cmp | Windows Media Center component |
| eHRecvr.exe | M | cmp | Windows Media Center component |
| ehsched.exe | M | cmp | Windows Media Center component |
| ehshell.exe | M | GUI | Media Center main screen display ("Start" screen) |
| ehtray.exe | M | GUI | Media Center task tray applet |
| emm386.exe | 8E | DOS | Expanded Memory Manager driver and configuration utility |
| encinst.exe | 2 | cmp | Windows Installer component |
| enhload.exe | 8E | ndu | Enhancement database loadercomponent of TV Viewer |
| error.js | EHPM | SCR | Component of "Out-of-box" experience, initial setup wizard |
| esentutl.exe | 2HPM | CMD | MS Database Utility |
| esserver.exe | 8E | ndu | Event System COM component |
| eudcedit.exe | 2HPM | GUI | Private character editor |
| euroconv.exe | 8E | GUI | Euro update tool; changes Windows fonts to include the Euro symbol for users whose Locale setting is in the Euro zone (source: Windows Update) |
| evcreate.exe | PM | CMD | Writes an event to the event log from the command line |
| eventcreate.exe | PM | CMD | Adds an event to the event log |
| eventquery.vbs | PM | SCR | Lists events from the event log |
| events.js | EHPM | SCR | Component of Windows tour |
| eventtriggers.exe | PM | CMD | Displays and configures event triggers |
| eventvwr.exe | 2HPM | GUI | Launches Event Viewer (opens eventvwr.msc ) |
| evntcmd.exe | 2HPM | CMD | Translates events into SNMP traps |
| evntwin.exe | 2HPM | GUI | Configures event to SNMP trap mapping |
| evtquery.vbs | PM | SCR | (Installed as eventquery.vbs ) |
| evtrig.exe | PM | CMD | (Installed as eventtriggers.exe ) |
| excel.js | 8E | SCR | Windows Script Host demostuffs data into an Excel sheet |
| excel.vbs | 8E | SCR | Windows Script Host demostuffs data into an Excel sheet |
| exch_regtrace.exe | HPM | ndu | Used on Windows server only; server management tool |
| exe2bin.exe | 2HPM | DOS | Converts .EXE to .COM file (archaic) |
| expinst.exe | 8E2 | cmp | Internet Explorer update component used only on Windows 2000 (source: Windows Update) |
| explorer.exe | 8E2HPM | GUI | Windows Explorer |
| extrac32.exe | 8E2HPM | GUI | CAB File extraction utility; not very user friendly |
| extract.exe | 8E2HPM | CMD | Extracts files from Microsoft .CAB files (source: Win2000 reskit, support\tools) |
| fastopen.exe | 2HPM | DOS | Speeds directory searching (does nothing on Windows XP/2000) |
| faxpatch.exe | HP | cmp | Fax service component |
| faxqueue.exe | 2 | GUI | Fax queue manager |
| faxsend.exe | 2 | GUI | Send Fax wizard |
| faxsvc.exe | 2 | svc | Fax service |
| faxview.exe | 8E | GUI | Fax viewer utility (source: TOOLS\OLDWIN95 Windows Messaging & Fax) |
| fc.exe | 8E2HPM | CMD | Compares files |
| fdisk.exe | 8E | DOS | Disk partition manager |
| filecoll.exe | HP | CMD | Install data collector; may be installed with beta releases of Microsoft software |
| find.exe | 8E2HPM | CMD | Finds text in files |
| findramd.exe | 8E | DOS | Part of Windows 98/ME Emergency boot disk startup |
| findweb.vbs | 2P | SCR | Locates virtual websites on IIS computers |
| finger.exe | 2HPM | CMD | Displays information about a user (UNIX) |
| fixit.bat | E | cmp | Component of System Restore procedure on Emergency Backup Disk |
| fixmapi.exe | 8E2HPM | cmp | Part of Windows/IE/Outlook installation |
| flattemp.exe | HPM | ndu | Used on Windows server only; terminal server management tool |
| fltmc.exe | HPM | CMD | Displays, adds, removes file system minifilter drivers (source: Windows XP SP2) |
| fontreg.exe | 8E | CMD | Repairs Registry entries for TrueType fonts (see Microsoft Knowledge Base article #133732) |
| fontview.exe | 8E2HPM | GUI | Displays fonts in a font file |
| forcedos.exe | 2HPM | DOS | Runs a program in the MS-DOS environment |
| format.com | 8E2HPM | CMD | Formats fixed or removable disk |
| fortutil.exe | 2 | CMD | Fortezza security setup utility |
| fp98sadm.exe | 2HPM | GUI | Obsolete |
| fp98swin.exe | 2HPM | GUI | Obsolete |
| fpadmcgi.exe | 2HPM | cmp | FrontPage Server Extensions component |
| fpcount.exe | 2HPM | cmp | FrontPage Server Extensions component |
| fpremadm.exe | 2HPM | CMD | FrontPage Server remote administration |
| fpsrvadm.exe | 2HP | CMD | Configures FrontPage Server extensions ver. 4.0 |
| fpsrvwin.exe | 2P | GUI | Obsolete |
| framectrl.js | E | cmp | Component of Windows Help center |
| freecell.exe | 8E2HPM | GUI | Popular Windows Game |
| fsquirt.exe | HPM | GUI | Bluetooth file transfer utility |
| fsutil .exe | HPM | CMD | Manages the Windows file system |
| ftp.exe | 8E2HPM | CMD | File transfer protocol |
| ftpqfe.exe | 2 | ndu | Not sure; probably involved in installation of Windows patches |
| fxsclnt.exe | HPM | GUI | Fax Console |
| fxscover.exe | HPM | GUI | Fax cover page editor |
| fxssend.exe | HPM | GUI | Send Fax wizard |
| fxssvc.exe | HPM | svc | FaxEnables you to send and receive faxes, utilizing fax resources available on this computer or on the network. |
| gacutil.exe | 8E | CMD | Displays and manipulates the contents of the global assembly cache (source: .NET Framework) |
| gameenum.exe | 2 | CMD | Appears to trick Windows into installing a game controller (joystick) without the hardware present |
| gdi.exe | 8E2HPM | cmp | Graphic Device Interface (a fundamental part of Windows) |
| gprslt.exe | PM | CMD | Computes Resulting Set of Policy |
| gpupdate.exe | PM | CMD | Forces update of local and Group Policy settings |
| graftabl.com | 2HPM | DOS | Enables display of graphics characters in MS-DOS environment |
| graphics.com | 2HPM | DOS | Loads graphics printer driver (obsolete) |
| grpconv.exe | 8E2HPM | GUI | Program Manager Group converter |
| gsupdate.exe | 8 | GUI | WebTV for Windows updater |
| hcupdate.exe | E | cmp | Component of Windows Help center |
| help.exe | 2HPM | CMD | Displays command-line program usage information |
| helpctr.exe | EHPM | GUI | Help and Support center GUI |
| helphost.exe | HPM | cmp | Help and Support center component |
| helpsvc.exe | HPM | cmp | Help and Support center component |
| hh.exe | 8E2HPM | GUI | HTML Help |
| hibinv.exe | E | cmp | Component of System Restore procedure on Emergency Backup Disk |
| hidserv.exe | E2 | cmp | USB audio device support service |
| hilite.js | M | cmp | Media Center Edition help component |
| himem.sys | 8E2HPM | DOS | Memory driver for MS-DOS subsystem |
| homepage__desktop.js | HPM | SCR | Component of help center |
| homepage__server.js | HPM | SCR | Component of help center |
| homepage__shared.js | HPM | SCR | Component of help center |
| hostname.exe | 2HPM | CMD | Displays the local computer's TCP/IP hostname |
| hotfix .exe | 8E | cmp | Windows Update downloaded component (source: Windows Update) |
| hrtzzm.exe | EHPM | GUI | Internet Hearts |
| hscupd.exe | HPM | cmp | Help and Support center component |
| htimage.exe | 2 | cmp | FrontPage Extensions componentCERN format image map processor |
| htmlgen.exe | HPM | GUI | HTML Slide Show Wizard power toy (source: Powertoys for XP download) |
| hwinfo.exe | 8E | CMD | Microsoft Hardware Diagnostic Tool (see Microsoft Knowledge Base article #185956) |
| hypertrm.exe | 8E2HPM | GUI | Serial/Telnet terminal emulator |
| iconnect.js | HPM | SCR | Component of "Out-of-box" experience; initial setup wizard |
| icsclset.exe | 8E | GUI | Browser Connection Manager Setup Wizardcreates wizard disk to run on other computers when setting up Internet Connection Sharing |
| icsmgr.exe | 8E | cmp | Internet Connection Sharing component; monitors need to establish outgoing connection |
| icsmgr.js | EHPM | SCR | Component of "Out-of-box" experience; initial setup wizard |
| icssetup.exe | 8E | GUI | Internet Connection Sharing Wizardenables Internet Connection Sharing |
| icwconn1.exe | 8E2HPM | cmp | Internet Connection Wizard component |
| icwconn2.exe | 8E2HPM | cmp | Internet Connection Wizard component |
| icwoobe.exe | 8E | GUI | Internet Connection Wizard component |
| icwrmind.exe | 8E2HPM | cmp | Internet Connection Wizard component |
| icwscrpt.exe | 8E | GUI | Installs or updates Windows Dial-up Scripting |
| icwtutor.exe | 8E2HPM | cmp | Internet Connection Wizard tutorial |
| idriver.exe | 8E2HPM | cmp | Installshield application installer component |
| idriver2.exe | 8E2HPM | cmp | Installshield application installer component |
| ie4uinit.exe | 8E2HPM | cmp | IE5 User Install tool |
| ie6setup.exe | 8E2 | GUI | Internet Explorer update, setup, and configuration tool (source: Windows Update) |
| iebatch.exe | 8E | cmp | Internet Explorer updating component |
| iedw.exe | HPM | ndu | Internet Explorer crash-detection component |
| ieexec.exe | 8E2PM | cmp | .NET Application launcher; responsible for downloading and running .NET applications started from Internet Explorer or Windows Explorer (source: .NET Framework) |
| ieshwiz.exe | 8E2 | GUI | Customize This Folder Wizard; lets user specify display options for Active Desktop view of a folder |
| ieuninst.exe | 8E | cmp | Internet Explorer uninstall component |
| iexplore.exe | 8E2HPM | GUI | Internet Explorer |
| iexpress.exe | 2HPM | GUI | Creates simple Installer applications |
| iextract.exe | 8E | CMD | Internet Explorer backup information extractor tool |
| iframecontentfocus.js | M | cmp | Media Center Edition help component |
| iframescrolling.js | M | cmp | Media Center Edition help component |
| iisreset.exe | 2PM | CMD | Manages IIS server |
| iisrstas.exe | 2PM | cmp | IIS component |
| iissync.exe | 2PM | CMD | Replicates IIS configuration across a server cluster |
| ilasm .exe | 8E2PM | CMD | .NET Intermediate Language command-line assembler (source: .NET Framework) |
| imagemap.exe | 2 | cmp | Front Page Extensions componentNCSA format mage map processor |
| imapi.exe | HPM | svc | IMAPI CD-Burning COM service and Image Mastering API (CD-Burning COM component) |
| imejpmgr.exe | 2 | drv | Japanese Input Method Editor component |
| imejpmig.exe | 2 | cmp | Japanese Input Method Editor updating utility |
| imejpuex.exe | 2 | drv | Japanese Input Method Editor component |
| imekrmig.exe | HPM | cmp | Korean Input Method Editor installation component |
| imepadsv.exe | HPM | cmp | Korean Input Method Editor component |
| imgstart.exe | 8E | GUI | Launcher for Windows 98 Interactive Demo CD |
| imjpdadm.exe | HPM | cmp | Korean Input Method Editor component |
| imjpdct.exe | HPM | GUI | Japanese Input Method Editor dictionary tool |
| imjpdsvr.exe | HPM | cmp | Japanese Input Method Editor component |
| imjpinst.exe | HPM | cmp | Japanese Input Method Editor installation component |
| imjpmig.exe | HPM | cmp | Japanese Input Method Editor installation component |
| imjprw.exe | HPM | cmp | Japanese Input Method Editor component |
| imjpuex.exe | HPM | cmp | Korean Input Method Editor component |
| imjputy.exe | HPM | cmp | Japanese Input Method Editor component |
| imkrinst.exe | HPM | cmp | Korean Input Method Editor installation component |
| imscinst.exe | HPM | cmp | Chinese Input Method editor installation component |
| inetin51.exe | PM | svc | (Installed as inetinfo.exe , see next entry) |
| inetinfo.exe | 2P | svc | IIS services component; provides the IIS Admin, FTP Publishing, Simple Mail Transfer Protocol (SMTP), and World Wide Web Publishing services. |
| inetmgr.exe | 2PM | GUI | Launches Internet Information Services MMC management panel |
| inetwiz.exe | 8E2HPM | GUI | Internet Connection Wizard |
| installutil.exe | 8E2PM | CMD | .NET Framework Installer tool, runs installer components in .NET assemblies (source: .NET Framework) |
| internat.exe | 8E2 | GUI | Locale-selection tasktray tool |
| ipconfig.exe | 8E2HPM | CMD | Displays TCP/IP configuration and manage DHCP leases |
| ipsec6.exe | HPM | CMD | IPSec over IPv6 Security Configuration |
| ipsecmon .exe | 2 | GUI | IPSec status monitor |
| ipv6.exe | HPM | CMD | IPv6 Installer/configuration tool |
| ipxroute.exe | 2HPM | CMD | Displays and edits TCP/IP routing table |
| irftp.exe | 2HP | GUI | Wireless Link (IRDA infrared) file transfer wizard |
| irmon.exe | | svc | Infrared Port Monitor service |
| isignup.exe | 8E2HPM | cmp | Internet Connection Wizard component |
| isptype.js | HPM | SCR | Component of "Out-of-box" experience, initial setup wizard |
| isuninst.exe | E | cmp | Uninstaller (source: various) |
| iun507.exe | E | cmp | Used to uninstall various programs |
| iun6002.exe | E | cmp | Used to uninstall various programs |
| jdbgmgr.exe | 8E2 | GUI | Microsoft debugger for Java 4 (not a virus!) |
| jsc.exe | 8E2PM | CMD | .NET JScript command-line compiler (source: .NET Framework) |
| jview.exe | 8E2 | CMD | Command-line loader for Java |
| kb16.com | 2HPM | DOS | Keyboard code set configuration (formerly KEYB.COM ) |
| kb891711.exe | 8E | ndu | Security hotfix; runs as background service (source: Windows Update) |
| key.js | E | cmp | Component of Windows Tour |
| keyb.com | 8E | DOS | DOS keyboard device driver |
| keyboard.sys | 8E2HPM | DOS | Locale driver for MS-DOS subsystem |
| keyex32.exe | | cmp | Personal Key exchange form |
| kodakimg.exe | 8E2 | GUI | Imaging for Windows graphics file view/scan/scale utility |
| kodakprv.exe | 8E2 | GUI | Imaging for Windows graphics file preview utility |
| krnl386.exe | 8E2HPM | cmp | Windows Kernel API |
| label.exe | 8E2HPM | CMD | Sets the volume label on a disk or mount point |
| lights.exe | 8E2HPM | cmp | Connection status light display |
| lmscript.exe | 8E | cmp | Dial-up networking scripting component |
| lnkstub.exe | 2HPM | cmp | Stands in for obsolete Win 98/Me component and warns of incompatibility |
| loadfix.com | 2HPM | DOS | Runs a program above the first 64KB of memory |
| loadstub.exe | 8E | ndu | Component of TV Viewer |
| loadwc.exe | 8E | cmp | Internet Explorer Web Check (content advisor) component |
| loc.js | E | ndu | Component of Movie Maker tour |
| locator.exe | 2HPM | svc | Remote Procedure Call (RPC) LocatorManages the RPC name service database. |
| locproxy.exe | 8E | cmp | TCP/IP networking component; appears to locate proxy servers via DHCP |
| locprxy2.exe | 8E | cmp | TCP/IP networking component; appears to locate proxy servers via DHCP |
| lodctr.exe | 2HPM | CMD | Installs, backs up, or restores performance counter definitions |
| logagent.exe | 8E2HPM | cmp | Windows Media Player component |
| logenum.js | 2P | SCR | Sample IIS management script |
| logenum.vbs | 2P | SCR | Sample IIS management script |
| login.cmd | 2PM | CMD | Telnet server login script |
| logman.exe | HPM | CMD | Schedules automatic collection of performance information |
| logoff .exe | 2HPM | CMD | Logs off from Windows (source: Win2000 reskit, standard on XP) |
| logonui.exe | HPM | cmp | Part of logon screen |
| lpq.exe | 2HPM | CMD | Displays printer queue (UNIX) |
| lpr.exe | 2HPM | CMD | Prints a file (UNIX) |
| lsass.exe | 2HPM | svc | Local and Network Security service. Provides IPSEC, NetLogon, NTLM, Protected Storage and Security Accounts Manager (SAM) services |
| m5drvr32.exe | 8E | cmp | Macromedia Shockwave plug-in component for IE |
| magnify.exe | 8E2HPM | GUI | Magnifies the current screen |
| makapt15.bat | 8E2 | CMD | Configures ADO.NET to use apartment threading model |
| makecab.exe | 2HPM | CMD | Makes cabinet files from files specified on the command line |
| makfre15.bat | 8E2 | CMD | Configures ADO.NET to use free threading model |
| mapisp32.exe | 8E | cmp | Windows messaging componentmessage spooling service (source: TOOLS\OLDWIN95 Windows Messaging & Fax) |
| mapisrvr.exe | 8E | cmp | Windows messaging componentMAPI service (source: TOOLS\OLDWIN95 Windows Messaging & Fax) |
| mcrmgr.exe | M | cmp | Windows Media Center component |
| mdisp32.exe | 8E | cmp | Windows messaging component (source: TOOLS\ OLDWIN95 Windows Messaging & Fax) |
| mdm.exe | 2 | cmp | Machine Debug Manager |
| medctrro.cmd | HP | ndu | Empty file in Home, Pro installations |
| medctrro.exe | M | cmp | Windows Media Center component |
| mem.exe | 8E2HPM | DOS | Displays free memory in MS-DOS subsystem |
| memmaker.exe | 8E | GUI | Restarts Windows in DOS mode and runs DOS portion of memmaker memory optimization utility |
| metaback.js | 2P | SCR | Sample IIS management script |
| metaback.vbs | 2P | SCR | Sample IIS management script |
| metabackrest.js | 2P | SCR | Sample IIS management script |
| metabackrest.vbs | 2P | SCR | Sample IIS management script |
| migisol.exe | 2HPM | ndu | Part of Windows 9x-to-Windows 2000 upgrade process |
| migload.exe | HPM | cmp | Files and Settings Transfer Wizard subcomponent |
| migpol.exe | 8E2 | cmp | .NET Framework updating component (source: Windows Update) |
| migpolwin.exe | 8E2 | cmp | .NET Framework updating component (source: Windows Update) |
| migpwd.exe | 2HPM | cmp | Files and Settings Transfer Wizard component |
| migrate.exe | HPM | ndu | Part of Windows Media Player installer, updates settings from older versions |
| migrate.js | EHPM | SCR | Component of "Out-of-box" experience, initial setup wizard |
| migregdb.exe | 2HPM | ndu | Windows install/update component |
| migwiz.exe | HPM | GUI | Files and Settings Transfer Wizard |
| migwiz_a.exe | HPM | cmp | Files and Settings Transfer Wizard component |
| mkcompat.exe | 8E | GUI | Sets compatibility options for running 16-bit Windows programs (see Microsoft Knowledge Base article #173086) |
| mkftpdir.vbs | P | SCR | Sample IIS management script |
| mkw3site.vbs | 2 | SCR | Creates a new IIS virtual web server, but doesn't let you avoid one server limit on Windows 2000 Pro |
| mkwebdir.vbs | 2P | SCR | Creates a virtual directory in a website |
| mkwebsrv.js | 2 | SCR | See mkw3site.vbs |
| mkwebsrv.vbs | 2 | SCR | See mkw3site.vbs |
| ml3xec16.exe | 8E | cmp | Windows messaging component (source: TOOLS\OLDWIN95 Windows Messaging & Fax) |
| mm2ent.exe | 8E | ? | Unknown |
| mmc.exe | 8E2HPM | GUI | Microsoft Management Console (source: Win98 reskit) |
| mnmsrvc.exe | 8E2HPM | svc | NetMeeting Remote Desktop Sharing Service |
| mobsync.exe | 8E2HPM | GUI | Synchronization manager/wizard |
| mode.com | 8E2HPM | DOS | Configures port, display, and keyboard settings |
| mofcomp.exe | 8E2HPM | CMD | Web Based Enterprise Management (WBEM) database MOF compiler |
| more.com | 8E2HPM | CMD | Displays text a page at a time |
| mountvol.exe | 2HPM | CMD | Creates, deletes, and lists volume mount points |
| mousetut.js | EHPM | SCR | Component of "Out-of-box" experience, initial setup wizard |
| move.exe | 8E | DOS | Renames and/or moves files between volumes |
| movefocus.js | M | cmp | Media Center Edition help component |
| moviemk.exe | EHPM | GUI | Windows Movie Maker |
| mplay32.exe | 2HPM | GUI | MS Media Player |
| mplayer.exe | 8E | GUI | Windows Media Player version 2 |
| mplayer2.exe | 8E2HPM | GUI | Windows Media Player version 6 |
| mpnotify.exe | 2HPM | cmp | Multiple Provider Notification application |
| mprexe.exe | 8E | cmp | Windows networking component |
| mq1sync.exe | 2 | cmp | Microsoft Message Queue Service component |
| mqbkup.exe | 2PM | CMD | MS Message Queue Backup and Restore Utility |
| mqexchng.exe | 2 | ndu | MSMQ setup tool for Windows 2000 Server only |
| mqmig.exe | 2 | ndu | Used by Windows upgrade process to migrate Microsoft Message Queue (MSMQ) data |
| mqsvc.exe | 2PM | svc | MS Message Queueing Service |
| mqtgsvc.exe | PM | svc | Message Queuing Service Triggers Service component |
| mrinfo.exe | 2HPM | CMD | Multicast routing using SNMP |
| mscdex.exe | 8E | DOS | CD-ROM extensions driver, loaded after CD-ROM device specific driver |
| mscdexnt.exe | 2HPM | DOS | MS CD Extensions, loaded in AUTOEXEC.NT |
| msconfig.exe | 8EHPM | cmp | Help and Support center component |
| msdtc.exe | 2HPM | svc | Distributed Transaction Coordinator Service |
| msdtcvtr.bat | HPM | CMD | Distributed Transaction Coordinator debugging script |
| msg.exe | HPM | CMD | Sends a message to another user |
| msgsrv32.exe | 8E | cmp | Windows 32-bit message server, involved in coordinating logon process, desktop management, installation problems, and interactions between Windows and applications (see KB article #138708) |
| mshearts.exe | 8EHPM | GUI | Hearts game |
| mshta.exe | 8E2HPM | cmp | HTML Application HOST |
| msiexec .exe | 8E2HPM | svc | Windows Installer service |
| msimn.exe | 8E2HPM | GUI | Outlook Express |
| msinfo32.exe | 8E2HPM | GUI | System Information utilityGUI version |
| msiregmv.exe | 2HPM | ndu | Used to update Microsoft Installer data for applications installed under MSI version 1.1 |
| msmqprop.exe | 2 | ndu | Used by Windows 2000 SP3 installer to update MSMQ registry values |
| msmsgs.exe | EHPM | GUI | Windows Messenger |
| msmsgsin.exe | EHP | cmp | MS Messenger component |
| msn6.exe | HP | GUI | MSN Explorer |
| msnboot.exe | 8E | GUI | Launches MSN Internet access software |
| msncli.exe | M | GUI | MSN browser installer |
| msncreat.exe | 8E | ndu | Installs MSN icon |
| msnmgsr1.exe | 8E | ndu | MSN setup component |
| msnsusii.exe | M | GUI | MSN browser installer wizard |
| msnunin.exe | HP | cmp | MSN Explorer uninstaller |
| msoobe.exe | 8EHPM | GUI | Windows Activation Wizard |
| mspaint.exe | 8E2HPM | GUI | Paint accessory |
| mspmspsv.exe | | svc | Windows Media Player 7 component (WMDM PMSP service) |
| msscrdbg.exe | 2HPM | GUI | Microsoft Script Debugger (source: Windows Update or download) |
| msswchx.exe | E2HPM | cmp | Subcomponent of On-Screen Keyboard |
| mstask.exe | 8E2 | svc | Windows task scheduler service |
| mstinit.exe | 8E2HPM | cmp | Task scheduler setup, installs scheduled maintenance items |
| mstsc.exe | EHPM | GUI | Terminal Services Client (Remote Desktop) (source: \add-ons\tsclient\mstsc) |
| mtstocom.exe | 2HPM | ndu | Used by Windows upgrade process to migrate Microsoft Transaction Server (MTS) data to COM+ |
| muisetup.exe | HPM | cmp | Multilingual User Interface Pack installer |
| muninst.exe | 8E2 | cmp | Internet Explorer update/uninstall component (source: Windows Update) |
| mwcload.exe | 2 | CMD | IBM Mwave modem driver management utility |
| mwcloadw.exe | 2 | CMD | IBM Mwave modem driver management utility |
| mwcpyrt.exe | 2 | GUI | Displays copyright notice for IBM Mwave modem driver |
| mwcsw32.exe | 2 | GUI | IBM Mwave modem driver configuration utility |
| mwmdmsvc.exe | 2 | svc | IBM Mwave modem service |
| mwrcov16.exe | 2 | ndu | IBM Mwave modem driver installer for Windows 9x |
| mwremind.exe | 2 | GUI | IBM mwave modem utility |
| mwssw32.exe | 2 | ndu | IBM mwave modem utility |
| narrator.exe | 2HPM | GUI | Onscreen narrator |
| nbtstat.exe | 8E2HPM | CMD | Displays NetBIOS-over-TCP/IP statistics and name tables |
| nddeapir.exe | 2HPM | cmp | NDDE API Server side |
| net.exe | 8E2HPM | CMD | Networking management utility |
| net1.exe | 2HPM | cmp | Part of NET command |
| netconn.exe | E | GUI | Home Networking Wizard |
| netdde.exe | 8E2HPM | svc | Network DDE and Network DDE DSDM services |
| netfxsbs10.exe | 8E2 | cmp | .NET Framework software update component (source: Windows Update) |
| netfxupdate.exe | 8EP | cmp | .NET Framework software update component (source: .NET Framework) |
| netsetup.exe | HPM | GUI | Network setup wizard |
| netsh.exe | 2HPM | CMD | Network configuration utility |
| netstat.exe | 8E2HPM | CMD | Displays current TCP/IP connections and open sockets |
| netwatch .exe | 8E | GUI | Monitors connections to shared files and folders |
| network.js | 8E | SCR | Windows Script Host demoreads network information |
| network.vbs | 8E | SCR | Windows Script Host demoreads network information |
| ngen.exe | 8E2PM | CMD | .NET Native Image Generator; creates and caches nativecode versions of .NET assemblies (source: .NET Framework) |
| nlsfunc.exe | 8E2HPM | DOS | Loads country/region information |
| nocomp.exe | 8E | GUI | Startup Disk Wizardmakes a boot floppy disk that doesn't include DriveSpace, to gain additional memory at the expense of access to compressed drives |
| notepad.exe | 8E2HPM | GUI | Notepad accessory |
| notiflag.exe | HPM | cmp | Help and Support Center component |
| nppagent.exe | 2HPM | cmp | Network Monitor data gathering agent |
| nslookup.exe | 2HPM | CMD | Query DNS servers |
| ntbackup.exe | 2PM | GUI | Backs up and restores files |
| ntdetect.com | 2HP | ndu | Used by Windows boot process |
| ntdsutil.exe | 2 | CMD | Active Directory database maintenance utility |
| ntkrnlmp.exe | 2HPM | cmp | Windows NT kernel component |
| ntkrnlpa.exe | 2HPM | cmp | Kernel patch |
| ntkrpamp.exe | 2HPM | cmp | Windows NT kernel component |
| ntoskrnl .exe | 2HPM | cmp | Core NT Kernel |
| ntsd.exe | 2HPM | CMD | System-level debugger |
| ntvdm.exe | 2HPM | cmp | MS-DOS Virtual Machine environment |
| nw16.exe | 2PM | DOS | Netware 16-bit Redirector, loaded in AUTOEXEC.NT |
| nwlscon.exe | 8E | cmp | Logon script processor component for Client for Netware |
| nwlsproc.exe | 8E | cmp | Logon script processor component for Client for Netware |
| nwscript.exe | 2PM | CMD | Runs NetWare logon scripts |
| odbcad32.exe | 8E2HPM | GUI | Data sources (ODBC 32-bit Administrator) |
| odbcconf.exe | 8E2HPM | CMD | ODBC database driver and data source configuration |
| oemig50.exe | 8E2HPM | cmp | Outlook Express component |
| oemsetup.exe | E | cmp | Component of Windows Setup |
| oeuninst.exe | 8E2 | cmp | Outlook Express uninstaller component (source: Windows Update) |
| oobebaln.exe | HPM | cmp | Component of "Out-of-box" experience; initial setup wizard |
| oobeutil.js | HPM | SCR | Component of "Out-of-box" experience; initial setup wizard |
| openfiles.exe | PM | CMD | Displays files in use by local processes or network users |
| opnfiles.exe | PM | CMD | (Installed as openfiles.exe , see) |
| os2.exe | 2 | cmp | OS/2 subsystem component |
| os2srv.exe | 2 | cmp | OS/2 subsystem component |
| os2ss.exe | 2 | cmp | OS/2 subsystem component |
| oschoice.exe | HP | cmp | Boot loader version; may be installed instead of ntldr on boot drive |
| ose.exe | | svc | Office source Engine, processes updates and repairs for Microsoft Office, if installed |
| osk.exe | E2HPM | GUI | Onscreen keyboard |
| osloader.exe | 2HP | ndu | Used by Windows boot process |
| osuninst.exe | HPM | GUI | Uninstalls Windows XP |
| packager .exe | 8E2HPM | GUI | Object Packager; lets you embed objects into documents |
| pagefileconfig.vbs | PM | SCR | Manages the system virtual memory page file |
| partymode.exe | M | GUI | Turns computer into a jukebox that can access music content but not other files (source: Standard on MCE, otherwise Plus! for Windows XP) |
| pathping.exe | 2HPM | CMD | Tests TCP/IP connectivity |
| pauseftp.vbs | 2P | SCR | Pauses FTP service |
| pausesrv.vbs | 2P | SCR | Pauses IIS server |
| pauseweb.vbs | 2P | SCR | Pauses web server |
| pax.exe | 2 | CMD | UNIX file archiving utility |
| pbrush.exe | 8E | GUI | Windows Paintbrush accessory |
| pchschd.exe | E | cmp | Component of Windows Help center |
| pchsetup.exe | E | cmp | Component of Windows Help center |
| pentnt.exe | 2HPM | CMD | Check CPU for the Pentium math bug |
| perfmon.exe | 2HPM | GUI | Performance console with a Windows NT 4 settings file |
| perfvd.exe | 2 | ndu | IIS performance counter update installer |
| phime.exe | 2 | CMD | Installs Chinese phonetic Input Method Editor |
| pidset.exe | 8E | ? | Unknown |
| pinball .exe | E2HPM | GUI | Pinball game |
| ping.exe | 8E2HPM | CMD | Ping utility |
| ping6.exe | HPM | CMD | IPV6 Ping utility |
| pingname.bat | 8E | BF | Not useful; pings some Microsoft servers to test Internet connectivity, the Microsoft servers used no longer respond to pings |
| pingnum.bat | 8E | BF | Not useful; pings some Microsoft servers by IP number, but the servers are no longer in service |
| pintlphr.exe | HPM | cmp | Chinese Input Method editor component |
| pmres.exe | E | GUI | Resume troubleshooter; tries to tell you which device driver prevented Windows from resuming after it was suspended |
| pmts.exe | E | ndu | Power Management troubleshooter component |
| posix.exe | 2 | cmp | Posix subsystem component |
| powercalc.exe | HPM | GUI | Calculator power toy (source: Powertoys for XP download) |
| powercfg.exe | HPM | CMD | Manages power management schemes from the command line |
| print.exe | 2HPM | DOS | Copies a file to a local LPT-port printer |
| printimg.exe | E | CMD | Prints image specified on command line; used by Explorer when you right-click an image and select Print |
| prncnfg.vbs | PM | SCR | Configures printers |
| prndrvr.vbs | PM | SCR | Installs and lists print drivers |
| prnjobs.vbs | PM | SCR | Manages print jobs |
| prnmngr.vbs | PM | SCR | Manages local and network printer connections |
| prnport.vbs | PM | SCR | Manages TCP/IP printers |
| prnqctl.vbs | PM | SCR | Prints test pages, starts and stops printer queue |
| progman.exe | 8E2HPM | GUI | Windows 3.1/NT 4-style Program Manager |
| proquota.exe | 2HPM | cmp | Profile quota manager for Windows NT4 domains |
| protman.exe | 8E | DOS | DOS networking component, protocol binding manager |
| proxycfg.exe | HPM | CMD | Sets HTTP Proxy server |
| pstores.exe | 8E | cmp | Protected Storage system component |
| psxss.exe | 2 | cmp | Interix subsystem component |
| pubprn.vbs | 2HPM | SCR | Publishes printers to Active Directory |
| pws.exe | 2 | GUI | Personal Web Server (IIS) management utility |
| pwstray.exe | 2 | GUI | Personal Web Server (IIS) manager (tasktray tool) |
| pxhpinst.exe | M | cmp | Windows Media Center Create DVD setup component |
| pxshare.exe | M | cmp | Windows Media Center Create DVD component |
| pyime.exe | 2 | CMD | Installs Chinese Input Method Editor |
| qappsrv.exe | HPM | CMD | Displays the available application terminal servers on the network |
| qfecheck.exe | 8E | GUI | Displays installed hotfixes and files updated by hotfixes (source: Windows Update) |
| qprocess.exe | HPM | CMD | Displays information about processes local or remote |
| qtest32.exe | 2 | GUI | IBM Mwave modem diagnostic tool |
| query.exe | HPM | CMD | Displays information about logged-on users, desktop sessions and processes |
| quikview.exe | 8E | GUI | Quick View multiple file-type viewer |
| quser.exe | HPM | CMD | Same as "query user;" displays list of logged-on users |
| qwinsta.exe | HPM | CMD | Displays information about Terminal Sessions |
| raclient.js | HPM | SCR | Component of Remote Assistance |
| racontrol.js | HPM | SCR | Component of Remote Assistance |
| rasadmin.exe | 2 | GUI | Remote Access Services (RAS) status/management utility |
| rasautou.exe | 2HPM | CMD | Creates a RAS connection |
| rasdial.exe | 2HPM | CMD | Starts and ends dial-up networking connections |
| raserver.js | HPM | SCR | Component of Remote Assistance |
| rasphone.exe | 2HPM | GUI | Pop-up dial-up networking manager |
| rcimlby.exe | HPM | GUI | Remote Assistance |
| rcp.exe | 2HPM | CMD | Copies files to another computer (UNIX) |
| rdsaddin.exe | HPM | cmp | Remote Desktop component |
| rdshost.exe | HPM | cmp | Remote Desktop component |
| recover.exe | 2HPM | CMD | Extracts data from a damaged disk |
| redir.exe | 2HPM | DOS | Networking redirector, loaded in AUTOEXEC.NT |
| redir32.exe | 8E | cmp | Windows network redirector (provides access to network file resources) |
| regasm.exe | 8E2PM | CMD | .NET Framework registry assembly registration utility; makes .NET classes available as standard COM classes (source: .NET Framework) |
| regedit.exe | 8E2HPM | GUI | Edits Registry |
| regedt32.exe | 2HPM | GUI | Registry editor, old version |
| regenv32.exe | E | CMD | Copies environment variable set commands between the Registry and autoexec.bat (see Microsoft Knowledge Base article #265835) |
| register.exe | HPM | ndu | Used on Windows server only; terminal server management tool |
| registermceapp.exe | M | CMD | Registers Media Center plug-in |
| registry.js | 8E | SCR | Windows Script Host demoreads/writes Registry data |
| registry.vbs | 8E | SCR | Windows Script Host demoreads/writes Registry data |
| regsvc.exe | 2 | svc | Remote registry service |
| regsvcs.exe | 8E2PM | CMD | Adds .NET assemblies to COM+ 1.0 applications (source: .NET Framework) |
| regsvr32.exe | 8E2HPM | CMD | Registers .DLL file as a COM component |
| regtlib.exe | 8E2 | CMD | Registers COM component type libraries (source: Windows Update) |
| regtrace.exe | 2P | GUI | System debugging tool |
| regwiz.exe | 8E2HPM | cmp | Registration Wizard |
| relog.exe | PM | CMD | Changes format or rate for performance log files |
| replace.exe | 2HPM | CMD | Replaces files |
| reset.exe | HPM | CMD | Deletes a Terminal Services session |
| rexec.exe | 2HPM | CMD | UNIX remote execute |
| rg2catdb.exe | 8E | ? | Unknown |
| rnaapp.exe | 8E | cmp | Remote Networking (Dial-up Networking) component |
| route.exe | 8E2HPM | CMD | Displays or edits the current routing tables. |
| routemon.exe | 2HPM | CMD | (Obsolete, use netsh ) |
| rpcss.exe | 8E | svc | Remote Procedure Call service component |
| rsh.exe | 2HPM | CMD | Remote shell (UNIX) |
| rsm.exe | 2HPM | CMD | Manages Removable Storage media pools |
| rsmsink.exe | HPM | cmp | Removable Storage Manager component |
| rsmui.exe | HPM | cmp | Removable Storage Manager component |
| rsnotify.exe | 2PM | cmp | Removable Storage Manager component |
| rsop.js | HPM | SCR | Component of help center system info display |
| rsopprov.exe | PM | cmp | Resultant Set of Policy provider component |
| rsrcmtr.exe | 8E | GUI | Resource Meter tasktray icon |
| rstrlfn.exe | E | cmp | System Restore component |
| rstrui.exe | EHPM | GUI | System Restore |
| rsvp.exe | 8E2HPM | svc | QoS RSVPProvides network signaling and local traffic control setup functionality for QoS-aware programs and control applets |
| rtcshare.exe | HPM | GUI | NetMeeting Desktop Sharing |
| runas.exe | 2HPM | CMD | Runs program with another user's credentials |
| rundll .exe | 8E | GUI | Calls an arbitrary function in an arbitrary Dynamic Link Library (DLL) |
| rundll32.exe | 8E2HPM | CMD | Launches a 32-bit DLL program |
| runonce.exe | 8E2HPM | CMD | Causes a program to run during startup |
| rvsezm.exe | EHPM | GUI | Internet Reversi |
| rwinsta.exe | HPM | CMD | Resets the session subsystem hardware and software to known initial values |
| sage.exe | 8E | ndu | Windows 95 System Agent to Windows 98 Task Scheduler compatibility/migration component |
| sapisvr.exe | HPM | cmp | Speech API component |
| save32.com | E | cmp | Component of Windows Setup |
| savedump.exe | 2HPM | CMD | Saves system dump upon reboot after BSOD |
| sbeserver.exe | M | cmp | Windows Media Center Create DVD component |
| scandisk.exe | 8E | GUI | Disk corruption check and repair utility |
| scandskw.exe | 8E | GUI | Graphical version of SCANDISK disk check utility |
| scanprog.exe | E | cmp | Component of Windows Setup |
| scanreg.exe | 8E2HPM | CMD | Searches Windows Registry for specified keys or values (source: Win2000 reskit) |
| scanregw.exe | 8E | GUI | Scans Registry for corruption and backs up Registry, usually run upon startup. If found in a folder other than \windows , may be a virus. |
| scardsvr.exe | 2HPM | svc | Smart Card Helper |
| schtasks .exe | PM | CMD | Displays and manages scheduled tasks |
| sconnect.js | HPM | SCR | Component of "Out-of-box" experience; initial setup wizard |
| scrcons.exe | 2HPM | cmp | Scripting system component |
| script.js | E | ndu | Component of Movie Maker tour |
| scripts.js | HPM | SCR | Component of Windows tour |
| scrolling.js | M | cmp | Media Center Edition help component |
| sctasks.exe | PM | CMD | (Installed as schtasks.exe ) |
| sdbinst.exe | HPM | CMD | Application compatibility database installer |
| secedit.exe | 2PM | GUI | Manages and analyzes system security policies |
| separator.js | E | cmp | Component of Windows Help center |
| services.exe | 2HPM | svc | Windows Service manager, also provides event log and Plug and Play services |
| sessmgr.exe | HPM | svc | Remote Desktop Help Session ManagerManages and controls Remote Assistance. If this service is stopped , Remote Assistance will be unavailable. Before stopping this service, see the Dependencies tab of the Properties dialog box. |
| setdebug.exe | 8E2 | GUI | Enables and disables ActiveX debugging for Java (source: Windows Update) |
| sethc.exe | 2HPM | CMD | Sets High Contrast display |
| setramd.bat | 8E | DOS | Part of Windows 98/ME Emergency boot disk startup |
| setreg.exe | 2 | CMD | Displays or modifies Registry settings pertaining to Certificate trust and validation behavior |
| setregni.exe | P | cmp | .NET Framework software update component |
| setup50.exe | 8E2HPM | cmp | Outlook Express component |
| setup_wm.exe | EHPM | GUI | Windows Media Player updating tool |
| setver.exe | 8E2HPM | DOS | Lies about MS-DOS version to old applications |
| sfc.exe | 8E2HPM | CMD | Verifies system file integrity |
| shadow.exe | HPM | CMD | Monitors or controls a Terminal Services session |
| share.exe | 2HPM | DOS | (Does nothing on Windows XP) |
| shelexec.exe | HPM | GUI | Works like the internal command "start" ; open the file named on the command line in the associated application (source: support\tools\act20) |
| shmgrate.exe | 2HPM | CMD | Used during upgrade install from Windows NT 4 |
| shortcut.js | 8E | SCR | Windows Script Host democreates a shortcut |
| shortcut.vbs | 8E | SCR | Windows Script Host democreates a shortcut |
| showvar.vbs | 8E | SCR | Windows Script Host demolists environment variables |
| shrpubw.exe | 2HPM | GUI | Create and Share Folders Wizard |
| shtml.exe | 2HPM | cmp | Front Page Extensions componentserver-side include processor |
| shvlzm.exe | EHPM | GUI | Internet Spades |
| sigverif.exe | 8E2HPM | GUI | Signature verifier for system files |
| sizer .exe | 8E | DOS | Component of memmaker utility |
| skeys.exe | 2HPM | cmp | SerialKey (accessibility input device) manager |
| slrundll.exe | HP | ndu | Component used by Smart Link modem drivers or installers |
| slserv.exe | HP | drv | Smart Link winmodem device driver |
| smartdrv.exe | 8E | DOS | Disk cache driver and configuration utility |
| smartnav.js | 2PM | cmp | Script component used by web-based .NET applications (source: .NET Framework) |
| smartnavie5.js | PM | cmp | Script component used by web-based .NET applications (source: .NET Framework) |
| smbdpmi.exe | E | cmp | Web Base Enterprise Management component; extracts extended BIOS data |
| smbinst.exe | HPM | CMD | Installs or uninstalls System Management BIOS driver (WMI interface to the system BIOS) |
| smi2smir.exe | HPM | CMD | SNMP MIB compiler |
| smlogsvc.exe | 2HPM | svc | Performance Logs and Alerts service |
| smss.exe | 2HPM | cmp | Session Manager Subsystem |
| smtidy.exe | 8E | GUI | Start Menu cleanup tool; removes entries for missing programs (source: Plus! for Windows 98) |
| smtp_regtrace.exe | 2 | GUI | Enables diagnostic tracing for the IIS SMTP service |
| snchk.exe | M | cmp | Windows Media Center component |
| sndrec32.exe | 8E2HPM | GUI | Sound Recorder |
| sndvol32.exe | 8E2HPM | GUI | Volume Control |
| snmp.exe | 2HPM | svc | Simple Network Monitoring Protocol Agent service |
| snmptrap.exe | 2HPM | svc | SNMP Trap ServiceReceives trap messages generated by local or remote SNMP agents and forwards the messages to SNMP management programs running on this computer |
| sol.exe | 8E2HPM | GUI | Solitaire Game |
| sonicmmburnengine.exe | M | cmp | Windows Media Center Create DVD component |
| sort.exe | 8E2HPM | CMD | Sorts text files alphabetically (filter) |
| sp4iis.exe | 2 | ndu | IIS updater, part of Service Pack 4 installer |
| spdwnw2k.exe | 2 | ndu | Service pack installation component |
| spdwnwxp.exe | HP | ndu | Service pack installer component |
| spiisupd.exe | 2PM | cmp | IIS component |
| spnpinst.exe | HPM | ndu | Windows Peer-to-Peer service installer; likely used by SP2 installation process (source: Windows XP Service Pack 2 or download) |
| spool32.exe | 8E | cmp | Print spooling component |
| spoolsv.exe | 2HPM | svc | Print SpoolerLoads files to memory for later printing. |
| sprecovr.exe | HPM | ndu | Part of service pack setup; used to automatically clean up after a failed partial install |
| sprestrt.exe | 2HPM | cmp | Used during install upon failure and reboot |
| sptsupd.exe | 2 | ndu | Service pack installation component; updates Terminal Services |
| spuninst.exe | HPM | ndu | Used to uninstall software updates/hotfixes/services packs |
| spupdsvc.exe | 2HPM | cmp | Software update installer service; handles post-reboot update tasks |
| spupdw2k.exe | 2 | ndu | Service pack installation component |
| spupdwxp.exe | HP | ndu | Windows XP Service Pack installer component |
| srdiag.exe | HPM | CMD | Extracts debug info on System Restore |
| srw.exe | 8E | ndu | Windows System Recovery Wizard, runs during system recover process |
| ssdpsrv.exe | E | cmp | Simple Service Discovery Protocol (SSDP) server; detects network devices like routers |
| sslisten.exe | 8 | ndu | WebTV for Windows component |
| ssscan.exe | 8 | ndu | WebTV for Windows component |
| start.exe | 8E | CMD | Starts a Windows or command-line program given a program filename or filename with a filetype association |
| startftp.vbs | 2P | SCR | Starts FTP server |
| startsrv.vbs | 2P | SCR | Starts IIS server |
| startweb.vbs | 2P | SCR | Starts web server |
| statemgr.exe | E | cmp | System Restore component |
| stimon.exe | 8E2HPM | cmp | Windows Still Image Monitor |
| stisvc.exe | 2 | svc | Still Image (scanning) service component |
| stmgr.exe | E | cmp | System Restore component |
| stopftp.vbs | 2P | SCR | Stop FTP server |
| stopsrv.vbs | 2P | SCR | Stops IIS server |
| stopweb.vbs | 2P | SCR | Stop web server |
| stub_fpsrvadm.exe | HP | cmp | Stub (nonfunctional) version of FrontPage Server Extensions administrator |
| stub_fpsrvwin.exe | HP | cmp | Stub (nonfunctional) version of FrontPage Server Extensions |
| subst.exe | 8E2HPM | DOS | Maps a drive letter to a local folder |
| sucatreg.exe | 8E | cmp | Windows Catalog Registration componentvalidates certificates for signed drivers |
| sulfnbk.exe | 8E | CMD | Restores long filenames in directory entries if they become corrupted (see Microsoft Knowledge Base article #301316). Was the subject of a hoax; is not a virus. |
| svchost.exe | 2HPM | svc | Runs system service contained in a .DLL file, used to run various services |
| swinit.exe | E | cmp | Macromedia Shockwave component |
| syncapp.exe | 2HPM | cmp | Creates Windows Briefcase. |
| synciwam.vbs | 2P | SCR | Repairs COM+ authentication for applications running under IWAM account |
| sys.com | 8E | DOS | Copies MS-DOS and its boot loader to a disk drive |
| sysagent.exe | 8E | GUI | Launches Scheduled Task manager; may have other functions |
| syscomponentinfo.js | HPM | SCR | Component of help center system info display |
| sysedit.exe | 8E2HPM | GUI | Editor for system files |
| syshealthinfo.js | HPM | SCR | Component of help center system info display |
| sysinfo.exe | PM | CMD | (Installed as systeminfo.exe ; see that entry) |
| syskey .exe | 2HPM | CMD | Encrypts and secures system database |
| sysmon.exe | 8E | GUI | System Monitor utility, like Performance Monitor on Windows 2000/XP |
| sysocmgr.exe | 2HPM | cmp | Part of Windows setup |
| syssoftwareinfo.js | HPM | SCR | Component of help center system info display |
| systeminfo.exe | PM | CMD | Displays a system hardware and software summary |
| systray.exe | 8E2HPM | GUI | Manages the taskbar and system tray |
| tapi16.exe | 8E | cmp | Telephony interface for 16-bit applications |
| tapiini.exe | 8E | CMD | Rebuilds the telephony configuration file telephon.ini if it's corrupted or missing (see Microsoft Knowledge Base article #120221) |
| tapisrv.exe | 8E | cmp | Telephony services component |
| tapiupr.exe | 8E | ndu | Telephony configuration file upgrade utility (possibly part of Windows 95 to 98 upgrade process) |
| taskkill.exe | PM | CMD | Terminates a process |
| tasklist.exe | PM | CMD | Lists active processes |
| taskman.exe | 8E2HPM | cmp | Task manager (activated by Ctrl+Alt+Del) |
| taskmgr.exe | 2HPM | GUI | Starts the Task Manager (same as Ctrl+Alt+Del) |
| taskmon.exe | 8E | GUI | Task Monitor |
| taskswitch.exe | HPM | GUI | Alt+Tab replacement power toy (source: Powertoys for XP download) |
| taxonomy.js | E | cmp | Component of Windows Help center |
| tcmsetup.exe | 8E2HPM | GUI | Manages the TAPI Telephony client |
| tcpsvcs.exe | 2HPM | svc | Simple TCP/IP Services and TCP printing Services service |
| tcptest.exe | 2HPM | GUI | TCP/IP network tester for diagnosing IIS problems |
| telnet.exe | 8E2HPM | CMD | Establishes a command-line session on another computer |
| tftp.exe | 2HPM | CMD | Trivial file transfer protocol |
| themes.exe | 8E2 | GUI | Desktop theme configuration and selection tool |
| timershot.exe | HPM | GUI | Webcam timer power toy (source: Powertoys for XP download) |
| tintlphr.exe | 2HPM | cmp | Chinese Input Method editor component (source: Windows Update) |
| tintsetp.exe | 2HPM | cmp | Chinese Input Method editor component (source: Windows Update) |
| tlntadmn .exe | 2PM | CMD | Telnet Server Administrator |
| tlntsess.exe | 2PM | CMD | Displays the current Telnet Sessions |
| tlntsvr.exe | 2PM | svc | Telnet Server Service |
| tlocmgr.exe | 8E2HPM | GUI | Telephony Location Manager, provides task-tray icon to pop-up Dialing properties and activate Phone Dialler (source: Win2000 reskit) |
| togac.exe | P | ndu | Unknown; appears to be involved in managing the .NET Framework Global Assembly Cache |
| tour.exe | HPM | GUI | Windows XP Tour (actually a copy of Macromedia Flash Player) |
| tour.js | EHPM | SCR | Component of Windows tour |
| tour98.exe | 8E | ndu | Component of Welcome to Windows 98 tour |
| tourstart.exe | HPM | GUI | Runs the Windows Experience Tour |
| tourstrt.exe | HPM | ndu | (Installed as tourstart.exe , see previous entry) |
| tourw.exe | PM | GUI | (Installed as tour.exe , see that entry) |
| tp4mon.exe | HP | cmp | PS/2 Trackpoint device manager |
| tracerpt.exe | PM | CMD | Gathers or summarizes event trace information |
| TRacert.exe | 8E2HPM | CMD | Checks TCP/IP connectivity |
| TRacert6.exe | HPM | CMD | IPv6 Trace Route |
| tree.com | 2HPM | CMD | Displays directory structure |
| tscon.exe | HPM | CMD | Connects to terminal services session |
| tscupgrd.exe | HPM | cmp | Terminal Services Client upgrade program |
| tsdiscon.exe | HPM | CMD | Disconnects windows/terminal services session |
| tskill.exe | HPM | CMD | Terminates a process in a services session |
| tsprof.exe | HPM | ndu | Used on Windows server only, terminal server management tool |
| tsshutdn.exe | HPM | CMD | Shuts down or restarts a Terminal Services server |
| tuneup.exe | 8E | GUI | Maintenance Wizardperforms various cleanup/tuneup tasks |
| tvwakeup.exe | 8E | ndu | Component of TV Viewer; may just be splash screen displayer |
| tvx.exe | 8E | GUI | TV Viewer application (WebTV for Windows) |
| tweakui.exe | HPM | GUI | TweakUI Powertoy for Windows XP; XP version is not a control panel (source: Powertoys for XP download) |
| twunk_16.exe | 8E2HPM | cmp | Twain 16-bit drivers |
| twunk_32.exe | 8E2HPM | cmp | Twain 32-bit drivers |
| unam4ie.exe | 8E | GUI | DirectShow uninstaller |
| uninst.exe | 8E2HPM | GUI | Generic uninstaller (source: various) |
| uninusb.exe | E | ? | Unknown; may be involved in uninstalling USB-based printers |
| unlodctr.exe | 2HPM | CMD | Removes performance counter definitions |
| unregmp2.exe | 2HPM | ndu | Modifies Registry during update of Windows Media Player |
| unsecapp.exe | 8E2HPM | cmp | Web Based Enterprise Management (WBEM) component |
| unvise32.exe | 8E2HPM | GUI | Generic uninstaller (source: various) |
| update.exe | HPM | ndu | Installs Windows or service pack updates |
| updcrl.exe | 8E2 | cmp | Root certificate revocation list updater (source: Windows Update) |
| uploadm.exe | EHPM | cmp | Upload manager for application and system crash info |
| upnpcont.exe | HPM | cmp | Universal Plug-and-Play (UPNP) ActiveX container |
| ups.exe | 2HPM | svc | Uninterruptible Power SupplyManages an uninterruptible power supply (UPS) connected to the computer |
| upwizun.exe | 8E2 | ndu | Update wizard file unpacking utility |
| user.exe | 8E2HPM | cmp | Windows API (fundamental component of Windows) |
| userinit.exe | 2HPM | cmp | Logon processor: runs scripts, makes network connections, starts shell |
| userstub.exe | 8E | cmp | Unknown, likely a component used by Internet Explorer for compatibility with Windows 98/ME |
| usrlogon.cmd | HPM | CMD | Terminal Services logon script (not actually used) |
| usrmlnka.exe | HPM | cmp | US Robotics Modem driver component |
| usrprbda.exe | HPM | cmp | US Robotics Modem driver component |
| usrshuta.exe | HPM | cmp | US Robotics Modem driver component |
| utilman.exe | 2HPM | GUI | Utility ManagerDesignates which accessibility aids to use |
| uwdf.exe | M | cmp | User Mode Driver framework (Media Player component) |
| vbc.exe | 8E2PM | CMD | .NET Visual Basic command-line compiler (source: .NET Framework) |
| vcmd.exe | 2 | cmp | Microsoft Voice COM server |
| vcmui.exe | 8E | GUI | Version Conflict Manager, restores and manages multiple versions of files identified during installation of Windows 98 |
| verifier.exe | 2HPM | GUI | Driver Verifier Manager |
| vidsvr.exe | 8E | ndu | Component of TV Viewer |
| vssadmin.exe | HPM | CMD | Displays shadow copy backups and providers |
| vssvc.exe | HPM | svc | Volume Shadow Copy Service |
| vwipxspx.exe | 2PM | DOS | NetWare protocol stack, loaded in AUTOEXEC.NT |
| w2kexcp.exe | 2 | cmp | Internet Explorer update installer component (source: Windows Update) |
| w32tm.exe | 2HPM | CMD | Manages Windows Time service |
| wab.exe | 8E2HPM | GUI | Address Book editor |
| wabmig.exe | 8E2HPM | cmp | Outlook Express component |
| walign.exe | 8E | CMD | Optimizes loading speed of .DLL and .EXE files; limited version of winalign.exe resource kit tool |
| wangimg.exe | 2 | GUI | Imaging for Windows (scanner application) |
| wb16off.exe | E | cmp | Component of Windows Setup |
| wb32.exe | 8E2HPM | GUI | NetMeeting Whiteboard application |
| wbemcntl.exe | 8E | GUI | Web Based Enterprise Management (WBEM) configuration application |
| wbemperm.exe | 8E2 | GUI | WBEM permission editor |
| wbemstop.exe | 8E | CMD | WBEM Service shutdown tool (halts WBEM/WMI) |
| wbemtest.exe | 8E2HPM | GUI | Web Based Enterprise Management (WBEM) tester |
| wdfmgr.exe | M | srv | User Mode Driver Framework manager service |
| webptprn.exe | E | cmp | Installation component for web-based printing (source: \add-ons\ipp) |
| webuivalidation.js | 2HPM | cmp | Component of ASP.NET client-side validation control (source: .NET Framework) |
| welcome.exe | 8E2 | GUI | Getting Started with Windows welcome wizard |
| weldata.exe | 8 | ndu | Holds data for Welcome to Windows 98 tour |
| wextract.exe | 2HPM | cmp | CAB auto-extractor used by iexpress.exe |
| wiaacmgr.exe | EHPM | GUI | Scanner and Camera Wizard |
| win.com | 8E2HPM | cmp | Provided so that applications that expect to find or run Windows via win.com will work |
| winchat.exe | 2HPM | GUI | Windows Chat |
| wincool.exe | E | ndu | Pop-up reminder to watch Windows tour after installation; also the name of a (very helpful) third-party tool that lets the CPU run cooler |
| windows xp media center edition screen saver.scr | M | SCR | Windows XP Media Center Edition |
| winfile.exe | 8E | GUI | File Manager application from Windows 3.1 |
| winhelp.exe | 8E2HPM | GUI | Windows Help (.HLP file) viewer |
| winhlp32.exe | 8E2HPM | GUI | Windows Help application |
| winhstb.exe | 2HPM | ndu | Windows Help component |
| wininit.exe | 8E | ndu | Component of Windows startup process |
| winipcfg.exe | 8E | GUI | Displays IP address information for all network adapters, can be used to repair (release and renew) DHCP leases |
| winlogon.exe | 2HPM | cmp | Logon manager |
| winmgmt.exe | 8E2HPM | svc | Web Based Enterprise Management (WBEM) service |
| winmine.exe | 8E2HPM | GUI | Minesweeper game |
| winmsd.exe | 2HPM | GUI | Windows Diagnostic utility; displays system information |
| winpopup.exe | 8E | GUI | Windows Messenger service utility (not the online chat service, but the NetBIOS peer-to-peer service) |
| winrep.exe | 8E2 | GUI | Windows Report Tool; prompts for bug reporting information and creates a .CAB file of the entered text and important sytem config files |
| winspool.exe | 2HPM | cmp | Print spooler system |
| winver.exe | 8E2HPM | GUI | Displays the current version of Windows |
| wjview.exe | 8E2 | CMD | Command-line loader for Java |
| wltmime.exe | 8E | ndu | Microsoft Wallet component |
| wltunins.exe | 8E | GUI | Microsoft Wallet uninstaller |
| wmi_data.js | HPM | SCR | Component of help center system info display |
| wmiadap.exe | HPM | cmp | WMI component, autodiscovery /autopurge process |
| wmiapsrv.exe | HPM | svc | WMI Performance AdapterProvides performance library information from WMI HiPerf providers. |
| wmic.exe | PM | CMD | Queries and manages Windows XP via Windows Management Instrumentation |
| wmiexe.exe | 8E | svc | Windows Management Instrumentation (WMI) service |
| wmimofck.exe | 8E | CMD | Validates correctness of WMI MOF binary files |
| wmiprvse.exe | HPM | cmp | WMI component, provider host process |
| wmlaunch.exe | M | cmp | Windows Media Player launcher |
| wmpenc.exe | M | cmp | Windows Media Player encoder component |
| wmplayer .exe | EHPM | GUI | Windows Media Player |
| wmploc.js | EHPM | SCR | Component of Windows tour |
| wmpocm.exe | 2 | ndu | Installs or removes Windows Media Player icons and Start menu entries (ocm stands for "optional component manager") |
| wmpstub.exe | HP | cmp | Component of Windows Media Player |
| wordpad.exe | 8E2HPM | GUI | Wordpad accessory |
| wowdeb.exe | 2HPM | cmp | Windows 3.1 environment component; debugging API |
| wowexec.exe | 2HPM | cmp | Windows 3.1 emulation environment |
| wpabaln.exe | HPM | GUI | Windows Product Activation balloon reminder |
| wpnpinst.exe | E2HPM | cmp | Support for Internet Printing Protocol (IPP) printing (source: \add-ons\ipp) |
| wpwiz.exe | 8E | GUI | Web Publishing Wizardcopies files and folders to a web server with FTP or FrontPage Extensions |
| wrapperparam.js | HPM | SCR | Component of help center |
| write.exe | 8E2HPM | GUI | Launches WordPad (supplied for compatibility with older versions of Windows) |
| wsasrv.exe | 8E | cmp | Windows Sockets Asynchronous Request Server (networking component) |
| wscntfy.exe | HPM | ndu | Pop-up those "you are at risk" warnings on the task tray; run by the security center service (source: Windows XP SP2) |
| wscript.exe | 8E2HPM | GUI | Windows Script HostWindowed version |
| wuauboot.exe | E | ndu | Automatic Updates component |
| wuauclt.exe | E2HPM | cmp | Windows Update automatic check/download task |
| wuauclt1.exe | HPM | ndu | Windows Update Automatic Update component |
| wucrtupd.exe | 8E | GUI | Windows Update Critical Update notification service (source: Windows Update) |
| wuloader.exe | 8E | cmp | Windows Update Critical Update notification service component |
| wupdmgr.exe | 8E2HPM | GUI | Windows Update (launches Internet Explorer) |
| wzcsetup.exe | 2 | ndu | Installs Wireless Zero Configuration service, part of Service Pack 4 installer |
| xcopy.exe | 8E2HPM | CMD | Copies multiple files |
| xcopy32.exe | 8E | CMD | Console mode program to copy multiple files. This 32-bit version is faster than DOS xcopy as it has access to more memory and 32-bit disk drivers. |
| xmsmmgr.exe | E | cmp | Component of Windows Setup |
| xpsp1hfm.exe | HPM | ndu | Part of service pack installer, determines which SP components are necessary |
| zclientm.exe | EHPM | cmp | Internet games component |