LogonUI.exe Troubleshoot and Download

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

LogonUI.exe file Windows Logon User Interface Host. 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 LogonUI.exe related errors on your device. You can also download LogonUI.exe file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista, Windows Vista, Windows XP devices which will (most probably) allow you to solve the problem.

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

User popularity

3.1 Scanning for malicious software
3.2 System and driver update
3.3 System File Checker tool
3.4 System recovery

4 Download LogonUI.exe

4.1 List of LogonUI.exe file versions

File info

General information
Filename	LogonUI.exe
File extension	EXE
Description	Windows Logon User Interface Host

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 LogonUI.exe file related problems

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

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

LogonUI.exe

Application could not be started because LogonUI.exe file is missing. Reinstall the application to solve the problem.

Problems related to LogonUI.exe 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 LogonUI.exe 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 LogonUI.exe errors in just few steps?

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

LogonUI.exe 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 LogonUI.exe 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 LogonUI.exe 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 LogonUI.exe 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 LogonUI.exe file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the LogonUI.exe 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 LogonUI.exe 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 LogonUI.exe 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 LogonUI.exe file

The last solution is to manually download and replace LogonUI.exe 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 LogonUI.exe file.

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

Windows 10: C:\Windows\System32\
Windows 8.1: C:\Windows\System32\
Windows 8: 1: C:\Windows\System32\
Windows 7: C:\Windows\System32\
Windows Vista: C:\Windows\SysWOW64\
Windows Vista: C:\Windows\SysWOW64\
Windows XP: ---

If the steps did not solve your LogonUI.exe 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 LogonUI.exe

System Windows 10

File size 11264 bytes

Date 2017-03-18

Download

File details
	MD5	a7e767da1e2e89d940fd08c3865eca49
	SHA1	ba4babab11bfc59498de89b81e44f884a16f40d4
	SHA256	f4e58ae627f99105d0a5d6914f74479066509b7a6a9bb36922735a99050dca96
	CRC32	1e58e7d2
	Example file location	C:\Windows\System32\

Filename LogonUI.exe

System Windows 8.1

File size 11264 bytes

Date 2014-11-21

Download

File details
	MD5	71509a145c7a1e4f1e371d674c672ee9
	SHA1	bec09554871a429b95fad3c68b97387eb84a6d7d
	SHA256	9f58ad55c6f95732d18a20cbc807f33ce2089b778e5aab1f90913ba28845cb0e
	CRC32	b136482b
	Example file location	C:\Windows\System32\

Filename LogonUI.exe

System Windows 8

File size 10752 bytes

Date 2012-07-26

Download

File details
	MD5	0b7c3291cf63a4b2fa92ae7ec3409317
	SHA1	ae52f128c930c599257f6b59f4cdaa09ccd02342
	SHA256	6652b25808154ad01ed3a90b7f37d81b78f6a18e60ed69f835bc70ac6b2aa46b
	CRC32	158f6427
	Example file location	1: C:\Windows\System32\

Filename LogonUI.exe

System Windows 7

File size 27648 bytes

Date 2010-11-21

Download

File details
	MD5	715f03b4c7223349768013ea95d9e5b7
	SHA1	f5778343588df78fdd55c9cfcd49e5f39f959dd9
	SHA256	09ab0535a54c2e2962f0fd06988d99060f8ceca39b07ac00a63204c773b95893
	CRC32	0cfd32eb
	Example file location	C:\Windows\System32\

Filename LogonUI.exe

System Windows Vista

File size 9216 bytes

Date -0001-11-30

Download

File details
	MD5	62d577288b48998fc6667bf22dc5b690
	SHA1	d50c0e8f41b31fe95f269e4869c78e1013a20975
	SHA256	2ae9e184ba655eb56488a3deff1c7c37b1c99eeb821e961390fce2efce6d7cbf
	CRC32	adac4c26
	Example file location	C:\Windows\SysWOW64\

Filename LogonUI.exe

System Windows Vista

File size 20992 bytes

Date 2008-01-21

Download

File details
	MD5	bad79fece1387cdd8388a3314645757f
	SHA1	4da94ce72a94a3899e7f4b5ab274a3faeb621570
	SHA256	a0e5dae8bd6b29f7f22f28c644e3ccd7c08e9dbbbc2a54cc3c0e542b6f20efa3
	CRC32	29239d4e
	Example file location	C:\Windows\SysWOW64\

Filename LogonUI.exe

System Windows XP

File size 514560 bytes

Date 2008-04-14

Download

File details
	MD5	2081a5b5e4aba206a0a8a1a97df0fb23
	SHA1	32d12489fd9b1f43a6a3af52817481c4c2660a9a
	SHA256	032b6d1f541f180a2fe619664ef180d3fd748aef7e311ba925fced74e7ed4713
	CRC32	d90682d7
	Example file location	---