Logonui.exe Error Fix Tutorial – How to Repair Logonui.exe

If you are using Windows, then you probably are familiar with all sorts of internal Windows errors. These errors include various .exe error where the .exe files belong to Windows services. Logonui.exe errors are among these Windows errors and they can be very hard to fix. But don’t fret because we are going to show you exactly how to do that in this logonui.exe error fix tutorial.

What Is Logonui.exe?

Logonui.exe is an executable file that is responsible for user log in on your Windows computer. It’s a system process that belongs to Windows Logon UI (User Interface) or Windows Logon User Interface Host. The process is vital to the operation of your computer because without it you won’t be able to log in. Logonui.exe should be located in the C:\Windows\System32 folder. If it’s located in a different folder, for example in Program Files or C:\Windows, then it’s a virus that should be deleted immediately. Logonui.exe is a hidden system file.

Logonui.exe Error Fix

The first thing you should do when you start experiencing logonui.exe-related errors is to reboot your computer and try to log in again. Often the error will go away upon rebooting and everything will go back to normal. If you still can’t log in after rebooting, try booting Windows in Safe Mode. To do that, follow these steps:

1. Reboot your computer and keep pressing F8 while the screen is still black
2. You should get a bunch of options. Select Safe Mode using your keyboard arrow keys
3. Press Enter and wait for your computer to boot into Safe Mode
4. Try logging in
5. If you succeed, do some basic troubleshooting, such as an anti-malware scan.
6. When done, don’t forget to revert the process to boot your PC in Normal Mode

If doing this doesn’t work, try using your Windows repair disc and restore any missing files. This will help if the error you are getting says that the logonui.exe is missing or corrupt. In this case the only logonui.exe error fix is to replace the file with the file from the repair disc.

Another thing you should try when getting logonui.exe error is to log in using a different user account. If you succeed, that means that your account got corrupted and you need to create a new one.

And last but not least, you may have to reinstall Windows completely if any other logonui.exe error fixes don’t work. This is a hassle, but it may be the only way for you to get your computer back. Before reinstalling, insert your hard drive into another computer and try to copy all your files. This way you won’t lose your data during the reformatting.