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Download and Fix MuiUnattend.exe

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

MuiUnattend.exe file MUI unattend action. 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 MuiUnattend.exe related errors on your device. You can also download MuiUnattend.exe 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 MuiUnattend.exe
File extension EXE
Description MUI unattend action
Software
Program Microsoft® Windows® Operating System
Author Microsoft Corporation
Details
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.)
MuiUnattend.exe

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

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

MuiUnattend.exe

Error

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

OK

Problems related to MuiUnattend.exe 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 MuiUnattend.exe 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.

MuiUnattend.exe 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 MuiUnattend.exe 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 MuiUnattend.exe 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 MuiUnattend.exe 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 MuiUnattend.exe file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the MuiUnattend.exe 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 MuiUnattend.exe 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 MuiUnattend.exe 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 MuiUnattend.exe file

The last solution is to manually download and replace MuiUnattend.exe 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 MuiUnattend.exe file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of MuiUnattend.exe 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\System32\
  • Windows 7: C:\Windows\System32\
  • Windows Vista: ---
  • Windows Vista: ---

If the steps did not solve your MuiUnattend.exe 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 MuiUnattend.exe
System Windows 10
File size 65024 bytes
Date 2017-03-18
File details
MD5 ece7a470ef4a5e2b56349e6c6ef244db
SHA1 3f177f3230b91b3a4983f1f9b2bed2251aa1966c
SHA256 6f1ea90be4440a816f6378851d2ed39ae9397fa21722bd993f5e1056bc55b0df
CRC32 23154705
Example file location C:\Windows\System32\
Filename MuiUnattend.exe
System Windows 8.1
File size 62464 bytes
Date 2014-11-21
File details
MD5 0c3201f9dffaa3a53d40dc7fed00d948
SHA1 f74c65c1a6d938efe110413699493bbbe1fd1da5
SHA256 a4ad03c8b96059ac25cc470965653bc1ea2a0c88926337c62dee94a303087ce3
CRC32 acc6bd18
Example file location C:\Windows\System32\
Filename MuiUnattend.exe
System Windows 8
File size 68608 bytes
Date 2012-07-26
File details
MD5 2ef93ae98008c221aa0e356b740cd992
SHA1 db7c699e033e51640004bdbb6d73778cd538791b
SHA256 5f13d1977a23e9f2582a701b81f2b4ce9e4ef3409387c83bc1c649aeb78c3c28
CRC32 334d141b
Example file location 1: C:\Windows\System32\
Filename MuiUnattend.exe
System Windows 7
File size 83456 bytes
Date 2009-07-14
File details
MD5 3d77fc8b59767982a4674fde52912520
SHA1 cb7168474515f788b60d9aecbda4e2abdceb45d9
SHA256 f40d4bd8413d4d2c3aaf6184b06588b03573b2b21752bb28401ab2035f079bd9
CRC32 86e773c6
Example file location C:\Windows\System32\
Filename MuiUnattend.exe
System Windows 7
File size 70656 bytes
Date -0001-11-30
File details
MD5 7bd10646253ed4f6fd361279181362e7
SHA1 6e1e63bdaf4f8b47c7899348158be60d49540407
SHA256 0acbb319d8a50504b7528eafab6cc41d626edc0f8bdf12693e6aac8d435da9f4
CRC32 05a996f4
Example file location C:\Windows\System32\
Filename MuiUnattend.exe
System Windows Vista
File size 66048 bytes
Date -0001-11-30
File details
MD5 b1d67ef629e93543d9628c376a68a4d3
SHA1 7085237bdb33b4be9a76c4fe301936bdd54c9d2e
SHA256 2808b12ad562505267a2bee270a7b8226b37553471c9ceb11b0f031b42744eb0
CRC32 fc39e497
Example file location ---
Filename MuiUnattend.exe
System Windows Vista
File size 80896 bytes
Date 2008-01-21
File details
MD5 cc1fd416d29759a64a8e554778f17996
SHA1 f7a90b85a69ebcd495eb440006e3c5231a627315
SHA256 dc2a88e86893b2bbffe89172329ebb82031cb95aa4b424f3c036fddbdc749be6
CRC32 adf12a66
Example file location ---