apphelp.dll.mui - How to Fix? Download Now

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

apphelp.dll.mui file Application Compatibility Client Library. 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 apphelp.dll.mui related errors on your device. You can also download apphelp.dll.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.

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

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Fix apphelp.dll.mui errors

1 Information about apphelp.dll.mui file
2 Errors related to apphelp.dll.mui file
3 How to fix apphelp.dll.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 apphelp.dll.mui

4.1 List of apphelp.dll.mui file versions

File info

General information
Filename	apphelp.dll.mui
File extension	MUI
Description	Application Compatibility Client Library

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.)

Most common apphelp.dll.mui file related problems

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

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

apphelp.dll.mui

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

Problems related to apphelp.dll.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 apphelp.dll.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 apphelp.dll.mui errors in just few steps?

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

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

The last solution is to manually download and replace apphelp.dll.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 apphelp.dll.mui file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of apphelp.dll.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\SysWOW64\en-US\
Windows 7: C:\Windows\SysWOW64\en-US\
Windows Vista: ---
Windows Vista: ---

If the steps did not solve your apphelp.dll.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 apphelp.dll.mui

System Windows 10

File size 3584 bytes

Date 2017-03-18

Download

File details
	MD5	02c3e7cf45358078818b21984f470bcb
	SHA1	b615ecd90e80ae84631991713bfe9f469049eccf
	SHA256	044286630150748a6cf8732061d5d338aad3c23a0d8586c4a258f57b1111ca71
	CRC32	327f0ba1
	Example file location	C:\Windows\System32\en-US\

Filename apphelp.dll.mui

System Windows 8.1

File size 3072 bytes

Date 2014-11-21

Download

File details
	MD5	4140bb6d7c9ca9cef17be31c9b38170a
	SHA1	552a0c8dc3ae72e2f3d59a381a44f4f9075e0b63
	SHA256	128af6db029d6276069756c7b1e0667e3b81e738580bccb27f09e072b5c2c4ae
	CRC32	a648ff19
	Example file location	C:\Windows\System32\en-US\

Filename apphelp.dll.mui

System Windows 8

File size 3072 bytes

Date 2012-07-26

Download

File details
	MD5	9758e5df02ca1919e16afe4466c114d3
	SHA1	d5e0a218326d8b8c7a26d5c89640091d0ca61656
	SHA256	9daaf9faa3cf4c97bc5e162b83bea8084f0774a8cd695edb8430fae9e62a0f89
	CRC32	e1ce2e01
	Example file location	1: C:\Windows\System32\en-US\

Filename apphelp.dll.mui

System Windows 7

File size 2560 bytes

Date 2011-04-12

Download

File details
	MD5	d9ff0dad74501e9b60297ff4e9c6f290
	SHA1	5e933ab8c0616372ec6df88e078a1f427cd3d085
	SHA256	45306dfdf519cce738d94fa88a353dfe030e0a97cca7c37523c907318507879e
	CRC32	1e927458
	Example file location	C:\Windows\SysWOW64\en-US\

Filename apphelp.dll.mui

System Windows 7

File size 2560 bytes

Date -0001-11-30

Download

File details
	MD5	e5a90f07b353bccf763586e09961200f
	SHA1	4352aa79b6ad724d0b3606efb3f95e03e8764da5
	SHA256	bc150f138e8fc4e680f0bf13a98fbb4bf277a1228d2acda6024f0708b900e40e
	CRC32	8551d2d9
	Example file location	C:\Windows\SysWOW64\en-US\

Filename apphelp.dll.mui

System Windows Vista

File size 3072 bytes

Date -0001-11-30

Download

File details
	MD5	631bccc5f7aba588651542cc280d2450
	SHA1	8eaa244fc73e2ca6f41118f7d13d4d09ae727d7d
	SHA256	4eaf9b0b45cb0b3261e78572fc6976d5f4f97e2cfdeb68808e0e09d94f93779a
	CRC32	8fc189ff
	Example file location	---

Filename apphelp.dll.mui

System Windows Vista

File size 2560 bytes

Date 2006-11-02

Download

File details
	MD5	e5d848bd4adecd8249b54ccc6a19a222
	SHA1	de11e2608c81cb4e6e07c080cb6ace3217b0903a
	SHA256	f444ad67468bfa138e306b35d752b781e52056ecf03902de85b863ac91a4c8c0
	CRC32	666a8627
	Example file location	---