Troubleshoot localsec.dll.mui Errors and Download File

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

localsec.dll.mui file Local Users and Groups MMC Snapin. 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 localsec.dll.mui related errors on your device. You can also download localsec.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 localsec.dll.mui errors

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

4.1 List of localsec.dll.mui file versions

File info

General information
Filename	localsec.dll.mui
File extension	MUI
Description	Local Users and Groups MMC Snapin

Software
Program	Microsoft® Windows® Operating System
Author	Microsoft Corporation

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

Most common localsec.dll.mui file related problems

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

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

localsec.dll.mui

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

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

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

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

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

Go to the folder where the file should be located and paste the downloaded file. Below is the list of localsec.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 localsec.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 localsec.dll.mui

System Windows 10

File size 30720 bytes

Date 2017-03-18

Download

File details
	MD5	9fe8e6c81ef3e1618817badab9f0fda9
	SHA1	31b2fda87ae3421832a1eb068dd1b10bd41e9257
	SHA256	44c73b0566871ec21dbb774f4939e12e276ce0e9c2ba713b806f1a2f0585852f
	CRC32	6c3d8aa3
	Example file location	C:\Windows\System32\en-US\

Filename localsec.dll.mui

System Windows 8.1

File size 30208 bytes

Date 2014-11-21

Download

File details
	MD5	dc987b17d187257d320b4c67669689b8
	SHA1	362bce59fa34b2a20bd081b8c6ba200eb4d95eec
	SHA256	18f9b66825af1ffe8cad9c80bf84c172533059ff272175ee21b522bf73c9c229
	CRC32	0ce3c580
	Example file location	C:\Windows\System32\en-US\

Filename localsec.dll.mui

System Windows 8

File size 30208 bytes

Date 2012-07-26

Download

File details
	MD5	d441b6abc08c74456991bebfaad07b89
	SHA1	1eebc44d186dd703febbd363b774349f75903154
	SHA256	564684202ff8ecfebfe30161f8d6bbe4a96884784e7e49d7135807de6e7090fe
	CRC32	6ae116e8
	Example file location	1: C:\Windows\System32\en-US\

Filename localsec.dll.mui

System Windows 7

File size 30720 bytes

Date -0001-11-30

Download

File details
	MD5	04852a745f9a03e0ed2cfa677b48b9cb
	SHA1	42b26694168e55b438dd23ee50e386b7edc56066
	SHA256	8048077e5bb5f87d44db211c9dc5e0397c27bef4b318a7535bd24259b8735335
	CRC32	3167623a
	Example file location	C:\Windows\SysWOW64\en-US\

Filename localsec.dll.mui

System Windows 7

File size 30720 bytes

Date 2011-04-12

Download

File details
	MD5	f2b255d4d6af191a686b69bb534327fe
	SHA1	0c06fa27439f78bfdf8136081248efe5040b7a05
	SHA256	20bd880d1c8e6567f6e62d40c9de21c022c274cdc2ef09001ef90565a3d5d868
	CRC32	03f8e483
	Example file location	C:\Windows\SysWOW64\en-US\

Filename localsec.dll.mui

System Windows Vista

File size 40960 bytes

Date -0001-11-30

Download

File details
	MD5	6354d5eb72290c4d9fe91db50ef6fa93
	SHA1	12fe454e06b49ad01cf4eed0591e7840e6a6b312
	SHA256	d9eea13c931d977bbd7a946516a853016e272691bc6d230493d413b2c78d0108
	CRC32	aa82c455
	Example file location	---

Filename localsec.dll.mui

System Windows Vista

File size 29696 bytes

Date 2006-11-02

Download

File details
	MD5	c031ae13edfb97508e683afbc38116da
	SHA1	d2a4604ef1475f0f1db99410f838d0f89804e77a
	SHA256	4baabb9b5a22ba70a8a87a02a1f287c834fe7a58e9321361f4583efe0ac3b752
	CRC32	89d90c5f
	Example file location	---