authui.dll.mui Informations - Download and Fix

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

authui.dll.mui file Windows Authentication UI. 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 authui.dll.mui related errors on your device. You can also download authui.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 authui.dll.mui errors

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

4.1 List of authui.dll.mui file versions

File info

General information
Filename	authui.dll.mui
File extension	MUI
Description	Windows Authentication UI

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 authui.dll.mui file related problems

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

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

authui.dll.mui

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

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

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

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

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

Go to the folder where the file should be located and paste the downloaded file. Below is the list of authui.dll.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\System32\en-US\
Windows 7: C:\Windows\System32\en-US\
Windows Vista: ---
Windows Vista: ---

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

System Windows 10

File size 13824 bytes

Date 2017-03-18

Download

File details
	MD5	3ba1cd7d184b1fe315c0f0020b8223e1
	SHA1	ad1e39ce988474fb35325432b12ffab8e567e857
	SHA256	0b73077b553b5818e452e98386cab3c58d1fea3c3de4422ea83749fcaa4ddffb
	CRC32	241a4086
	Example file location	C:\Windows\System32\en-US\

Filename authui.dll.mui

System Windows 8.1

File size 55808 bytes

Date 2014-11-21

Download

File details
	MD5	6b69de9d376e00c6f25c86a8b1a701c6
	SHA1	ba456cee7f82e0c8f2afaf20406351d4d73b560d
	SHA256	36c241fefbdef2e42d4000822df0c2126986359523d7bd207a9de4c55228a6e2
	CRC32	c046e902
	Example file location	C:\Windows\System32\en-GB\

Filename authui.dll.mui

System Windows 8

File size 45568 bytes

Date 2012-07-26

Download

File details
	MD5	a7347446369570de66edc16ee0ed3143
	SHA1	e78f563426b63dc3be66eb1d75854a2befe16616
	SHA256	8185d93af6c0a49416e05b267de31fcadd64879a2f6fa727c0bf88436a7373a3
	CRC32	30412c5a
	Example file location	1: C:\Windows\System32\en-GB\

Filename authui.dll.mui

System Windows 7

File size 26624 bytes

Date 2011-04-12

Download

File details
	MD5	0e65f0b8c72bd69c6ea1fd38755e8c65
	SHA1	027809297b2e283f1456e0db9189221afef53822
	SHA256	fe348b1ae8523bbbcd5758f65e8eb23a0a8cb12d0082822739fc731b1babc9c6
	CRC32	48ed6e5a
	Example file location	C:\Windows\System32\en-US\

Filename authui.dll.mui

System Windows 7

File size 26624 bytes

Date -0001-11-30

Download

File details
	MD5	efe3a0eaffe4a11c8eeeeb84d5a79936
	SHA1	76867db3a367d3cc95ce526937cfa76e53929c0d
	SHA256	bbf3b7b1c17608ba51870671b585a398dfaadce2adddba51709a90c4a028a0a1
	CRC32	d519e54b
	Example file location	C:\Windows\System32\en-US\

Filename authui.dll.mui

System Windows Vista

File size 20480 bytes

Date 2008-01-21

Download

File details
	MD5	142b2c0d618f7aeceb60f8688b2edbad
	SHA1	bb77bbd157a2c7d667d0845e71ec3cf42aae7aee
	SHA256	e29e93c14e8c5b9195ac98cc423ee0fa2883c9457b2fd38a4f3e04306a19555a
	CRC32	b141d93f
	Example file location	---

Filename authui.dll.mui

System Windows Vista

File size 28672 bytes

Date -0001-11-30

Download

File details
	MD5	aeb04a8b7922c1c333e109082e55cabd
	SHA1	4366be822ce2bdbd7b3aa6f4142d77e95df71d98
	SHA256	7aea819da569997345a4d966254324020bc08ad0ea60e16ddfb0a1f454e170d9
	CRC32	59a1ad9b
	Example file location	---