Defrag.exe.mui - Repair Issues and Download

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

Defrag.exe.mui file Disk Defragmenter Module. 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 Defrag.exe.mui related errors on your device. You can also download Defrag.exe.mui file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista devices which will (most probably) allow you to solve the problem.

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

User popularity

Fix Defrag.exe.mui errors

1 Information about Defrag.exe.mui file
2 Errors related to Defrag.exe.mui file
3 How to fix Defrag.exe.mui related errors?

3.1 Scanning for malicious software
3.2 System and driver update
3.3 System File Checker tool
3.4 System recovery

4 Download Defrag.exe.mui

4.1 List of Defrag.exe.mui file versions

File info

General information
Filename	Defrag.exe.mui
File extension	MUI
Description	Disk Defragmenter Module

Software
Program	Windows Drive Optimizer
Author	Microsoft Corp.

Details
MIME type	application/octet-stream
File type	Executable application
System	Windows NT 32-bit
Copyrights	© 2013 Microsoft Corp.
Character set	Unicode
Language cod	English (U.S.)

Most common Defrag.exe.mui file related problems

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

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

Defrag.exe.mui

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

Problems related to Defrag.exe.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 Defrag.exe.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.

How to fix Defrag.exe.mui errors in just few steps?

Remember, before taking any action related to system files perform a backup copy of your data!

Defrag.exe.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

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with Defrag.exe.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.

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

Go to the Windows "Start" menu
Type "Windows Update" in the search field
Choose the appropriate software program (name may vary depending on your system version)
Check if your system is up to date. If any unapplied updates are listed, install them immediately.
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 Defrag.exe.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 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 Defrag.exe.mui file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the Defrag.exe.mui file with properly working version. To use the tool:

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

Step 4: Restoring Windows system

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

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

If all the above-mentioned methods failed and the Defrag.exe.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 Defrag.exe.mui file

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

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

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

If the steps did not solve your Defrag.exe.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 Defrag.exe.mui

System Windows 10

File size 13312 bytes

Date 2017-03-18

Download

File details
	MD5	9322985ebf4163601aa410afe35f4c90
	SHA1	f152d9839d7c715c3d47316bb82da4fca25720c7
	SHA256	1f85ff61d41b2ea27ee75f578f6f5719c1f16741554697473d4546affd177509
	CRC32	826df3b8
	Example file location	C:\Windows\System32\en-US\

Filename Defrag.exe.mui

System Windows 8.1

File size 12288 bytes

Date 2014-11-21

Download

File details
	MD5	4d097d3ca7daa9e17be72611d9cb2ff9
	SHA1	f682f1733d6e0759a0bef25a9df94cfdfb97807d
	SHA256	7d5de11dcf0606749da1951007ffd46cd4dd4f412fec0821daa82eb8740b78c0
	CRC32	6429741d
	Example file location	C:\Windows\System32\en-US\

Filename Defrag.exe.mui

System Windows 8

File size 11264 bytes

Date 2012-07-26

Download

File details
	MD5	f7ea07dc0bc01a72a6b2a3dfbb7d0cdd
	SHA1	15ec4cb83af8f0027a4fa7569d67ebe2b3290e7f
	SHA256	080d545303001876f17c7048cd23eca1982e21ae45de40ee20566189c72170fc
	CRC32	bbb3a634
	Example file location	1: C:\Windows\System32\en-US\

Filename Defrag.exe.mui

System Windows 7

File size 9728 bytes

Date 2011-04-12

Download

File details
	MD5	a278998abcddccca6f1128d4398388e0
	SHA1	daa992cdbdd064d8456b1c07f8d82e0d09e745ba
	SHA256	1fe8bcde436c76a3194cdd69c7567018209c2c31fddacf4d06a4eaa076f7afeb
	CRC32	70e3fa82
	Example file location	C:\Windows\System32\en-US\

Filename Defrag.exe.mui

System Windows Vista

File size 2048 bytes

Date 2006-11-02

Download

File details
	MD5	759b12d2df34a3452786908dfd98d8bf
	SHA1	f01c4129f93ff58dfa664bde9451cca4b9d74e1e
	SHA256	97cad20b90c2a31c0c22bb0457ed39b078dbdc34005b37b91ca2bd6dea54b84f
	CRC32	2f480351
	Example file location	C:\Windows\System32\en-US\