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mmsys.cpl.mui Troubleshoot and Download

Sometimes Windows system displays error messages regarding corrupted or missing mmsys.cpl.mui 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 mmsys.cpl.mui file can therefore effect in failed execution of the started process.

mmsys.cpl.mui file Audio Control Panel. 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 mmsys.cpl.mui related errors on your device. You can also download mmsys.cpl.mui 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 mmsys.cpl.mui
File extension MUI
Description Audio Control Panel
Software
Program Microsoft® Windows® Operating System
Author Microsoft Corporation
Details
MIME type application/octet-stream
File type Dynamic link library
System Windows NT 32-bit
Copyrights © Microsoft Corporation. All rights reserved.
Character set Unicode
Language cod English (U.S.)
mmsys.cpl.mui

There are various types of errors related to mmsys.cpl.mui file. mmsys.cpl.mui 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 mmsys.cpl.mui file. If you encounter one listed below (or similar), please consider the following suggestions.

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

mmsys.cpl.mui

Error

Application could not be started because mmsys.cpl.mui file is missing. Reinstall the application to solve the problem.

OK

Problems related to mmsys.cpl.mui 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 mmsys.cpl.mui 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.

mmsys.cpl.mui 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 mmsys.cpl.mui 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 mmsys.cpl.mui 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 mmsys.cpl.mui 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 mmsys.cpl.mui file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the mmsys.cpl.mui 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 mmsys.cpl.mui 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 mmsys.cpl.mui 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 mmsys.cpl.mui file

The last solution is to manually download and replace mmsys.cpl.mui 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 mmsys.cpl.mui file.

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

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

If the steps did not solve your mmsys.cpl.mui 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 mmsys.cpl.mui
System Windows 10
File size 29696 bytes
Date 2017-03-18
File details
MD5 68ca1fe9b1f2ce0bc9afda3f9892f711
SHA1 99dd7adfaf0b993096db0a6c63aa3d06c4f9e817
SHA256 3ed190737dc4c803169e6c0f8b53c6c0d905e5f421af4d2fb66a728817f2a1c8
CRC32 62b68b01
Example file location C:\Windows\System32\en-US\
Filename mmsys.cpl.mui
System Windows 8.1
File size 26624 bytes
Date 2014-11-21
File details
MD5 b1f0e76df568de8e3d2c35128d90718f
SHA1 c91f5bef10a92e155cfab4b6bc40734333c33685
SHA256 e1259ba1a756ed0754f633573738b82ce30ff515fb92df0b75fd2b8617a27c65
CRC32 6c698e2d
Example file location C:\Windows\System32\en-GB\
Filename mmsys.cpl.mui
System Windows 8
File size 26624 bytes
Date 2012-07-26
File details
MD5 b502cc9df489c6be7300000b22af4776
SHA1 af5ff9fb0b56989ec44ba9ad13ad6543f5a2d9ba
SHA256 70756865ce1d3099f7a59c4edfabb44d7a613da1dab8b5e3ceb8b333d1ed2b93
CRC32 f6aca906
Example file location 1: C:\Windows\System32\en-GB\
Filename mmsys.cpl.mui
System Windows 7
File size 26624 bytes
Date -0001-11-30
File details
MD5 7bb6cad65d0e71be78dc0bb1e7d9c9d0
SHA1 82ea2628b4c0460e95895baffe5451503384b264
SHA256 a21a42fee89560a1bc16a8cf1b2953fe3f5ff8c049fcfe25d6ba4ebbcd7e113e
CRC32 7a98a27e
Example file location C:\Windows\SysWOW64\en-US\
Filename mmsys.cpl.mui
System Windows 7
File size 26624 bytes
Date 2011-04-12
File details
MD5 d337d28af402db9ff2511c7f85da726f
SHA1 d55aaa199f51d941f1a497d131f4b7a8b7c60e35
SHA256 c3bea45b6a3fca3dd01cef4726d86f989ac95a38196f8b920fb6450222214f74
CRC32 03bb11b8
Example file location C:\Windows\SysWOW64\en-US\
Filename mmsys.cpl.mui
System Windows Vista
File size 32768 bytes
Date -0001-11-30
File details
MD5 b15ad5a5e505676cf4db712ba2052a15
SHA1 ec12d918891c62a617ce6374dc52d350d5a3c554
SHA256 075f59563bc08533ad29ba9b5661eb69627920393933a492dcfa8b91a662d790
CRC32 4d27b444
Example file location ---
Filename mmsys.cpl.mui
System Windows Vista
File size 24576 bytes
Date 2006-11-02
File details
MD5 d158301cf8d794ac23a0dd54596022ed
SHA1 eb90679ebc8f8ccd1cc1e2fa699af2702663f586
SHA256 1ac8d1a09a41a217b9bef1f4baefe78d0d267e9fa92ecc3aa7cfc28e4cd4797b
CRC32 a37fa178
Example file location ---