Fix bitsperf.dll Errors

Sometimes Windows system displays error messages regarding corrupted or missing bitsperf.dll files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent bitsperf.dll file can therefore effect in failed execution of the started process.

bitsperf.dll file Perfmon Counter Access. The file was developed by for use with software. Here you will find detailed information about the file and instructions how to proceed in the event of bitsperf.dll related errors on your device. You can also download bitsperf.dll file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista

File info

General information
Filename bitsperf.dll
File extension DLL
Description Perfmon Counter Access
Program Microsoft® Windows® Operating System
Author Microsoft Corporation
MIME type application/octet-stream
File type Executable application
System Windows NT 32-bit
Copyrights © Microsoft Corporation. All rights reserved.
Character set Unicode
Language cod English (U.S.)

There are various types of errors related to bitsperf.dll file. bitsperf.dll file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to bitsperf.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

  • bitsperf.dll is corrupted
  • bitsperf.dll cannot be located
  • Runtime Error - bitsperf.dll
  • bitsperf.dll file error
  • bitsperf.dll file cannot be loaded. Module was not found
  • cannot register bitsperf.dll file:
  • bitsperf.dll file could not be loaded
  • bitsperf.dll file doesn't exist



Application could not be started because bitsperf.dll file is missing. Reinstall the application to solve the problem.


Problems related to bitsperf.dll can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing bitsperf.dll file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

bitsperf.dll file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Virus Scan

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with bitsperf.dll file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Windows Update

Installing relevant Microsoft Windows patches and updates may solve your problems related to bitsperf.dll file. Use dedicated Windows tool to perform the update.

  1. Go to the Windows "Start" menu
  2. Type "Windows Update" in the search field
  3. Choose the appropriate software program (name may vary depending on your system version)
  4. Check if your system is up to date. If any unapplied updates are listed, install them immediately.
  5. After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of bitsperf.dll or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to bitsperf.dll file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the bitsperf.dll file with properly working version. To use the tool:

  1. Go to the Windows "Start" menu
  2. Type "cmd" in the search field
  3. Locate "Command Prompt" result – don't run it yet:
  4. Click the right mouse button and select "Run as Administrator" option
  5. Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Windows Recovery

Another approach is to restore system to previous state, before the bitsperf.dll file error occured. In order to restore your system, follow the instructions below

  1. Go to the Windows "Start" menu
  2. Type "System Restore" in the search field
  3. Start the system restore tool – it's name may differ depending on version of the system
  4. The application will guide you through the process – read the messages carefully
  5. After the process has finished, restart your computer.

If all the above-mentioned methods failed and the bitsperf.dll file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace bitsperf.dll file

The last solution is to manually download and replace bitsperf.dll file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded bitsperf.dll file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of bitsperf.dll file example directory paths.

  • Windows 10: C:\Windows\System32\
  • Windows 8.1: C:\Windows\System32\
  • Windows 8: 1: C:\Windows\System32\
  • Windows 7: C:\Windows\SysWOW64\
  • Windows 7: C:\Windows\SysWOW64\
  • Windows Vista: ---
  • Windows Vista: ---

If the steps did not solve your bitsperf.dll file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename bitsperf.dll
System Windows 10
File size 20992 bytes
Date 2017-03-18
File details
MD5 dd883ef15507b87b5c1fb7adeb97a5bb
SHA1 1a80fe3fc1179c4bab4cc7beb80755f94bb4134a
SHA256 96e3d60bc89b0669aac11d6ce1bbbc30beafd6ce82350d2e166846a110b8c7bf
CRC32 051f475b
Example file location C:\Windows\System32\
Filename bitsperf.dll
System Windows 8.1
File size 19968 bytes
Date 2014-11-21
File details
MD5 00f91d26dd9569f854634a3d36894398
SHA1 6f662f3aa48b504bf2fd4d450fab101bd9845327
SHA256 3e134b4e18b68122dee93a9435b106bf7cdbb899571bc8b1625dfdee59246168
CRC32 0bb401ef
Example file location C:\Windows\System32\
Filename bitsperf.dll
System Windows 8
File size 18944 bytes
Date 2012-07-26
File details
MD5 f881cdd0cec6118af8ce0d932d03322f
SHA1 fda9111ed973433cbd30951842fe24862ea09648
SHA256 09543ddeec01496cc91723233be0d8251e16142ea7fbfc13c99666563de5f82d
CRC32 11e2e685
Example file location 1: C:\Windows\System32\
Filename bitsperf.dll
System Windows 7
File size 19456 bytes
Date -0001-11-30
File details
MD5 0552a8684bf7566f744d5b19ff6aec6b
SHA1 a341ecbe3d4c8697361fa8c1ffd1dcbf8d9aefa5
SHA256 d1eb44c75a0ae0c9abfe3b1b7ad648df77b56b4358e522dff732911906b20b49
CRC32 af78852c
Example file location C:\Windows\SysWOW64\
Filename bitsperf.dll
System Windows 7
File size 24576 bytes
Date 2010-11-21
File details
MD5 29409ed7400ca5bccc30c0ee5147a60d
SHA1 2a3aa2689021a1ea44100fa2cb6a3f8f4b60fc5f
SHA256 fcc41e4308a1648ce810105aaced08295c53e25178d6c40c9df61e9397c579d6
CRC32 cf62b503
Example file location C:\Windows\SysWOW64\
Filename bitsperf.dll
System Windows Vista
File size 23040 bytes
Date 2006-11-02
File details
MD5 85155ac913ca65ade0323dc751af3391
SHA1 4e01f5fe53500dee3879763ab3c62dec0c4b4ba1
SHA256 90a4617381cc47c7ccdffc1ec07e8a6cd8daa732514bb0c4e1f743ea930132fb
CRC32 6e161d85
Example file location ---
Filename bitsperf.dll
System Windows Vista
File size 17920 bytes
Date -0001-11-30
File details
MD5 f21f255b91ca4f04e4250decd2067cbb
SHA1 4e6101d86734fdfdf61387e5d505e80c455da3fa
SHA256 f2edafa1c4cdf9608f16dd14c3d053a4e63673c6d16736e3f9691ca313d8c0d2
CRC32 7b7b8035
Example file location ---