Welcome to the PC Pitstop Process Library. We have an extensive list of the most common processes currently running on PCs. Use this library to inspect the safety of your running processes on a regular basis.

Click here to run our free scan and see if your computer's processes are safe. To find out how to make your computer faster, try running our Free PC Matic Scan.

Search For Processes

Process Name

  

Unknown Unknown
Safe Safe
User Optional User Optional
Unwanted Unwanted
Spyware / Adware Spyware / Adware
Virus Virus


More than one possible match was found; all matches are listed below in order of their prevalence. This only tells you what the file and the correct action might be.

To understand which possibility is actually running on your own system, perform an Overdrive test and then look at the Software|Processes tab.

You may find more information on this process by visiting Process Detail Pages.


Match #1



wlidsvc.exe (Microsoft Windows Live ID Service)

Percentage of recently scanned PC's with this process running: 3.34%
Average CPU use for this program: 0%
Average RAM for this program: 8 MB


In addition to the file name, wlidsvc.exe, the following version information is used to identify the file. If the file does not match this information, it may be a different file. To ensure the file is absolutely correct, run a free and comprehensive scan.

Vendor contains:Microsoft Corporation
Product contains:Windows Live ID
File name contains:\Program Files\Common Files\Microsoft Shared\Windows Live\

To view version information with Windows Explorer, right-click the file and click Properties, Version.


Vendor or Distributor's Web Site

http://download.live.com/?sku=messenger



Win Patrol

Microsoft® Windows Live ID Service

wlidsvc.exe  is a user invoked program and a normal part of PC operations. No action required.

PC Pitstop recommends WinPatrol Plus for monitoring all of the background activity on your PC. WinPatrol Plus provides an easy to understand descriptions of over 15,000 processes and programs.


MD5 hashes is the way that computers can define the uniqueness of a file. Anti malware vendors frequently use this technique to detect and clean malware. It is common for a program to have multiple MD5 hashes as the developers create newer versions of the program. For the program called wlidsvc.exe, we have detected more than 10 different MD5 hashes. Click on a hash to research the hash in Google.

Program Name MD5 Count
wlidsvc.exe> 10
MD5 Hashes
# MD5 Size
1 0xd9250b31b353ee3322c1cad411997e38 1533808 bytes
2 0xf34a3ff2126f9c258544fb8c44850fda 1533824 bytes
3 0x925f4370074f610a4d5a110d85230925 1533808 bytes
4 0x5144ae67d60ec653f97ddf3feed29e77 1529728 bytes
5 0x907973aeee4880334d14c58218c9fc49 1533808 bytes
MD5 Hashes
# MD5 Size
6 0xc2f45c12eaaf61bab995c6019589deb5 1533808 bytes
7 0x9cb4fc2cba9571b8e7febb07277181d5 1533808 bytes
8 0x76c128ff544048df9a4cce5e962ae83b 1529728 bytes
9 0xcf2640e9c19920fbcdba18bcfd4e769a 1537024 bytes
10 0xdb81352e634b0433050f210ad1827c4f 1529728 bytes

Match #2



wlidsvc.exe (WLIDSVC.EXE)

Percentage of recently scanned PC's with this process running: 0.04%
Average CPU use for this program: 0%
Average RAM for this program: 4 MB


In addition to the file name, wlidsvc.exe, the following version information is used to identify the file. If the file does not match this information, it may be a different file. To ensure the file is absolutely correct, run a free and comprehensive scan.

Vendor contains:Microsoft Corporation
Product contains:Microsoft® Identity CRL
File name contains:\Program Files\Common Files\Microsoft Shared\Windows Live\WLIDSVC.EXE

To view version information with Windows Explorer, right-click the file and click Properties, Version.




Win Patrol

WLIDSVC.EXE -

wlidsvc.exe  is returning insufficient information about this program.

PC Pitstop recommends WinPatrol Plus for monitoring all of the background activity on your PC. WinPatrol Plus provides an easy to understand descriptions of over 15,000 processes and programs.




Try a free diagnostic now

PC Pitstop is the undisputed leader in PC diagnostics. Our running process library is culled from our database of over 100 million PC diagnostics and scans.

To find the latest driver for your computer we recommend running our Free Driver Scan.

Find out how to make your computer faster by running our Free Performance Scan.

Tips from the PitCrew

Tips from the Pit Crew

Every process running on your computer takes up CPU cycles and valuable memory. For optimal PC performance and resource utilization, you should be aware of every process on your computer. PC Pitstop designed this process library to help you know which processes are worthwhile and others that slow system performance.

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Important Note

A file name alone may not be enough for positive identification. PC Pitstop's Overdrive tests and spyware scan use information such as the company name, product name, or install directory.

If you are unable to identify a file, ask about it in our forums after running our full tests.