If you are facing a LogonUI.exe system error with a black screen before login, it can be a frustrating experience. This error can occur due to various reasons, such as a corrupted system file, malware infection, or outdated drivers. However, there are several ways to fix this issue and get your system back to normal.
Here are some steps you can take to fix the LogonUI.exe system error with a black screen before login:
1. Boot your system in Safe Mode: Booting your system in Safe Mode can help you identify the root cause of the problem. To do this, press the F8 key repeatedly while your system is booting up. This will bring up the Advanced Boot Options menu. From there, select Safe Mode and press Enter.
2. Run a virus scan: Malware infections can cause the LogonUI.exe system error. Run a full virus scan using your antivirus software to detect and remove any malware from your system.
3. Update your drivers: Outdated drivers can also cause this error. Update your drivers to the latest version by visiting the manufacturer’s website and downloading the latest drivers for your system.
4. Repair corrupted system files: Corrupted system files can cause the LogonUI.exe system error. To repair these files, open the Command Prompt as an administrator and type the following command: sfc /scannow. This will scan your system for corrupted files and repair them.
5. Perform a system restore: If none of the above steps work, you can perform a system restore to a previous point in time when your system was working correctly. To do this, boot your system in Safe Mode and select System Restore from the Advanced Boot Options menu.
In conclusion, the LogonUI.exe system error with a black screen before login can be a frustrating issue, but there are several ways to fix it. By following the above steps, you can identify the root cause of the problem and take the necessary steps to fix it. If you are still facing the issue, it is recommended to seek professional help.ConclusionI hope that the steps provided above were helpful in resolving the LogonUI.exe system error with a black screen before login. Remember to always keep your system updated and protected from malware to avoid such issues in the future. If you continue to face any problems, do not hesitate to seek professional assistance.