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Download Perfos.dll and fix "dll not found" error!

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To quickly resolve your problem, we recommend download and use Perfos.dll Fix Tool. If you have technical experience and you want to install a DLL file manually, please select your version of Windows and download perfos.dll, after that copy it to the appropriate place using the instruction below, it will fix dll errors.

What is Perfos.dll?

Perfos.dll - dll file called "Windows System Performance Objects DLL" is a part of Microsoft® Windows® Operating System program developed by Microsoft Corporation.

Some applications or games may need this file to work properly. If perfos.dll is missing, whenever you start the application/game you may experience various kinds of errors. To fix those errors, please read the Recommended Solution below.

  • File version: 5.1.2600.0 (xpclient.010817-1148)
  • File size: 22.5 KB
  • MD5 file sum: E8DBF34DFE6063C51E4D379335CE2F28
  • SHA1 file sum: 8746BF7C1ED5C166693CEB4085217F8C238407EB

Perfos.dll Error Screenshot

perfos.dll is missing error screenshot

Possible error messages regarding this file:

  • perfos.dll is missing
  • perfos.dll error loading
  • perfos.dll crash
  • perfos.dll was not found
  • the procedure entry point perfos.dll
  • perfos.dll could not be located
  • perfos.dll Access Violation
  • Cannot find perfos.dll
  • Cannot register perfos.dll

Recommended Solution to Fix Dll Error

To fix errors related with .DLL file you need to download perfos.dll and copy it to the installation folder of the application or game, or copy it into the Windows system folder and it should fix the error. If you don’t know how to install this file, please read our tutorial about How to install DLL files.

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