Fix ntdll.dll.mui Errors

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

ntdll.dll.mui file NT Layer DLL. 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 ntdll.dll.mui related errors on your device. You can also download ntdll.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

User popularity

Fix ntdll.dll.mui errors

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

4.1 List of ntdll.dll.mui file versions

File info

General information
Filename	ntdll.dll.mui
File extension	MUI
Description	NT Layer DLL

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 ntdll.dll.mui file related problems

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

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

ntdll.dll.mui

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

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

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

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

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

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

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

System Windows 10

File size 432128 bytes

Date 2017-03-18

Download

File details
	MD5	a731b66ffea873dc072ac9e98cd60b20
	SHA1	d4ed2b693e12e9e99f43c3e5e4e85787e4a64d02
	SHA256	40cf7db3b4d0677e454dd8c77a43abd583fb2ef8eb0134aba602ee3ef9644a49
	CRC32	eb856a58
	Example file location	C:\Windows\System32\en-US\

Filename ntdll.dll.mui

System Windows 8.1

File size 403456 bytes

Date 2014-11-21

Download

File details
	MD5	bf73ab7ce7df8ba2562ab78b28bac0a9
	SHA1	cb7a0009702e8e22a22e25fe0923fe80e440ba08
	SHA256	ee231bfdaddbf8315570ff72fe0812292f7de0620ff9ae0d524e4f1047390630
	CRC32	5ab8a356
	Example file location	C:\Windows\System32\en-US\

Filename ntdll.dll.mui

System Windows 8

File size 397824 bytes

Date 2012-07-26

Download

File details
	MD5	f8807d75fcd1b5e5326450ed671dc821
	SHA1	3b81a11ee094146cc9060aa5255241464eb26d98
	SHA256	cb778bec18f8f6fe658caba2a75e7cdfedd7a8c050a90499fe50f5b324bf2ca8
	CRC32	bffe0dff
	Example file location	1: C:\Windows\System32\en-US\

Filename ntdll.dll.mui

System Windows 7

File size 353280 bytes

Date -0001-11-30

Download

File details
	MD5	3cf42e15d0e49ed6e8ff7cdf20027e6c
	SHA1	9dfd3f4e425d383ebe0a390520e98235f8ac3611
	SHA256	a17806542f77f7de0c29cafa18486d2f3adade41b80e7b095d1811389f927ad2
	CRC32	f21f59fb
	Example file location	C:\Windows\System32\en-US\

Filename ntdll.dll.mui

System Windows 7

File size 353280 bytes

Date 2011-04-12

Download

File details
	MD5	61fd051d004eef815554da10f45e0bcb
	SHA1	c0eb89ef8aa0db4b32c0b023e1e06f690b8a90f4
	SHA256	b183df405f23cc05d4594f452ad35598401745dea961cc1e4a5495166967cc18
	CRC32	9e135a46
	Example file location	C:\Windows\System32\en-US\

Filename ntdll.dll.mui

System Windows Vista

File size 348160 bytes

Date -0001-11-30

Download

File details
	MD5	8101c5903e26aef8be8b94a4834dd8db
	SHA1	13303dd3a29d8bcc8a1477354afddc3391d61c8a
	SHA256	d9740568f51b2713f229cd8c74977a111ce35ebc1099e49cee3eef45aa269f11
	CRC32	3e27e78a
	Example file location	---

Filename ntdll.dll.mui

System Windows Vista

File size 339456 bytes

Date 2008-01-21

Download

File details
	MD5	a797eb301eab8ad7ddfc73ce6341be87
	SHA1	71abcbbe979a03294fca2f0b5bb83a2bbaf148d4
	SHA256	93a76b259680f58207c621a42abc294c5fff19690050662d9c572208777ed49e
	CRC32	4b6c4a84
	Example file location	---