safe file


Microsoft Common Language Runtime - Performance Counter DLL

Check your PC for invalid registry entries related to CORPerfMonExt.dll and other speed issues.

CORPerfMonExt.dll. What is it?

The CORPerfMonExt.dll is a Microsoft Common Language Runtime - Performance Counter DLL. Sometimes it’s called Microsoft Common Language Runtime - WorkStation.

This file is part of Microsoft® .NET Framework. CORPerfMonExt.dll is developed by Microsoft Corporation. It’s a system and hidden file. CORPerfMonExt.dll is usually located in the %SYSTEM% sub-folder and its usual size is 77,824 bytes.


The CORPerfMonExt.dll process is safe and disabling it can be dangerous, because programs on your computer need it to work correctly.

We also recommend optimizing your computer.

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General Information

Security risk: Free spyware & virus scanRegistry Errors: Free scan (run Registry Cleaner)Uninstallation: N/A Uninstall (run Unistall Manager)Disk & Memory Usage: N/A Free scan (run Task Manager)


Author: Microsoft CorporationProcess: Microsoft Common Language Runtime - Performance Counter DLLPart Of: Microsoft® .NET FrameworkCommon path(s): subfolder in %SYSTEM%
subfolder in %WINDOWS%
Keywords(s): systemFilesize(s): 77,824 bytes, 87,920 bytes, 101,896 bytes, 81,920 bytes, 88,576 bytes, 69,632 bytes, 86,872 bytes, 129,880 bytes, 130,448 bytes, 86,360 bytes, 89,608 bytes

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