Fix UserDataService.dll.mui Errors

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

UserDataService.dll.mui file The endpoint for 3rd party APIs to read/write user data. 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 UserDataService.dll.mui related errors on your device. You can also download UserDataService.dll.mui file compatible with Windows 10 devices which will (most probably) allow you to solve the problem.

Compatible with: Windows 10

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Fix UserDataService.dll.mui errors

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

4.1 List of UserDataService.dll.mui file versions

File info

General information
Filename	UserDataService.dll.mui
File extension	MUI
Description	The endpoint for 3rd party APIs to read/write user data

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 UserDataService.dll.mui file related problems

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

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

UserDataService.dll.mui

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

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

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

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

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

Go to the folder where the file should be located and paste the downloaded file. Below is the list of UserDataService.dll.mui file example directory paths.

Windows 10: C:\Windows\System32\en-US\

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

System Windows 10

File size 16896 bytes

Date 2017-03-18

Download

File details
	MD5	dd9c533e90db7a801f94c48e1a85c831
	SHA1	48e83f2daef3351490d4ba1d13285754a1f70fec
	SHA256	75491254747252b6c7a99edf0d4a1f465077e113d9a08f05a5a4b3993ae0c00c
	CRC32	a4174604
	Example file location	C:\Windows\System32\en-US\