How to Fix winlogon.exe.mui Error? Is it safe?

Frustrated by the winlogon.exe.mui error message? Well, you should want to know what this winlogon.exe.mui file is, what causes this error and the most important thing is how to fix this error. In this page, you will find all answers to your questions about this winlogon.exe.mui and the methods to fix it.

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What's winlogon.exe.mui File?

As its file extension denotes, winlogon.exe.mui is a vital mui file and it's a component of the software Operativsystemet Microsoft® Windows® developed by Windows Software Developer. The latest version of winlogon.exe.mui file is 6.0.6001.18000 and MD5 value is e5578af51c809e027b0b49d5b8971b71. This error can be seen on Windows XP, Windows Vista, Windows 7, Windows 8 and Windows 10.

winlogon.exe.mui file information:
File Name:   
   winlogon.exe.mui (Free Scan)
File Description:   
   P?loggingsprogram for Windows
Product Name:   
   Operativsystemet Microsoft® Windows®
Product Version:   
   6.0.6001.18000
Company:   
   Windows Software Developer
File md5:   
   e5578af51c809e027b0b49d5b8971b71
File type:   
   mui file
Security Level(0-5):   
   5
OS Infected:   
   Windows
Recommended:   
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Why Do I Receive winlogon.exe.mui Error?

Operativsystemet Microsoft® Windows® and the Windows will generate winlogon.exe.mui error when winlogon.exe.mui file cannot be used due to the removal or corruption of winlogon.exe.mui file. Virus infection is also a potential cause of winlogon.exe.mui error.

Popular winlogon.exe.mui Error Messages

  • The application has failed to start because winlogon.exe.mui was not found. Re-installing the application may fix this problem.
  • The program can't start because winlogon.exe.mui is missing from your computer. Try reinstalling the program to fix this problem.
  • winlogon.exe.mui failed. The specified module could not be found.
  • File not found: winlogon.exe.mui.
  • Failed to load library 'winlogon.exe.mui'.
  • Access violation in module 'winlogon.exe.mui'.
  • Component 'winlogon.exe.mui' or one of its dependencies not correctly registered a file is missing or invalid.

You may receive winlogon.exe.mui error when you run or close Operativsystemet Microsoft® Windows®, start or shut down the computer, or use specific function of Operativsystemet Microsoft® Windows®. The time you encounter the error is very important to troubleshoot the problem.

Causes of winlogon.exe.mui Error

winlogon.exe.mui error can be caused by plenty of reasons. The following are the most common causes of winlogon.exe.mui error.

  • The latest version of winlogon.exe.mui file is overwritten by a previous version installed by another newly-installed program.
  • There is a malfunctioning or faulty hardware in your computer.
  • winlogon.exe.mui file is infected with malicious adware, Trojans, spyware and malware.
  • The associated entries of winlogon.exe.mui are corrupted in the registry.
  • winlogon.exe.mui file that is still used by other programs is uninstalled by another program.

How to Fix winlogon.exe.mui Error?

If you're confident of fixing this problem yourself, we have listed several solutions to troubleshoot your winlogon.exe.mui problem.

Method 1: Replace corrupted system files with System File Checker.

System File Checker is a utility integrated in Windows system to help users easily scan and replace corrupted system files which may include files related to winlogon.exe.mui. If a "protected" file is modified or missing, this utility will restore it from a cached copy to ensure Windows work correctly.

Steps:

a. Open an elevated command prompt.

Windows Vista and Windows 7

Click Start, click All Programs, Accessories, and then right click Command Prompt and click Run as administrator.

command prompt windows 7

Windows 8, Windows 8.1 and Windows 10

Open Win X menu by holding Windows and X keys, and then click Command Prompt (Admin).

windows8 win x menu

b. After confirming the UAC prompt, type sfc /scannow in the Command Prompt and hit Enter.

sfc windows 7

c. System File Checker is scanning your system and takes some time to complete the repair.

Method 2: Run a virus scan.

Malware infection is one of the most popular cause of various computer problems like winlogon.exe.mui error. Computer malware can make their way into the system, change system settings and corrupt system files. When this happens, Operativsystemet Microsoft® Windows® and Windows becomes more prone to winlogon.exe.mui error and even malfunction.

Steps:

a. Restart your system into Safe Mode with Networking.

b. Open your antivirus or antispyware program. (You can also use this recommended malware detect tool)

c. Run a full scan for your system.

d. After the scan completes, either quarantine or remove any detected malware.

e. Restart your system.

Method 3: Install Windows updates.

Computers and computer software can quickly become out-dated, so Microsoft keeps releasing updates in order to improve their security and fix technical glitches. Your winlogon.exe.mui error may be fixed after you install all latest Windows updates.

Steps:

a. Go to the desktop of your system, right click on Computer and click Properties.

computer properties

b. In the left pane, click Windows Update.

windows update

c. In the Windows Update window, click Check for updates.

check for updates windows 7

d. If any update is found, click Install updates to install.

install updates windows 7

Method 4: Restart your computer.

You can try restarting your computer to fix winlogon.exe.mui error, as sometimes winlogon.exe.mui error may be temporary and can be fixed after a system restart.

Method 5: Repair corrupted Windows registry.

As the most important part of Windows operating system, Windows registry is a place that stores all information and configurations of software and hardware. A problematic registry is one of the most common causes of computer errors like winlogon.exe.mui error. Software installation, uninstallation, malware infection can make changes to the registry. Over time, more and more invalid entries are left and accumulated in the registry and then lead to various errors and problems. The registry needs regular maintenance to keep it tidy and stable. Manual editing the registry is not practical for people with no computer expertise, it's recommended that you use a registry cleaner to do this job.

Recommended:

Note: It requires certain computer knowledge to perform the above solutions. If you're not comfortable with this process, it's recommended that you download and run this automatic error fix utility to fix your PC problems automatically:

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Does winlogon.exe.mui error still persist?

Feel free to contact us for more assistance.

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