How to Fix Explorer.exe Error with Warning Yellow Triangle

This practical guide walks through how to fix explorer.exe error with warning yellow triangle, explains the main requirements, and highlights common issues that may appear along the way.

The cause of this error may be due to some non-existent files stored in the Windows Registry. It can also appear when something is conflicting with Explorer.exe. Here are the steps you can take to fix this problem:

Step 1 : Backup Windows 10 system

Step 2 : Open Registry Editor by pressing the Windows button on the keyboard and type regedit and press Enter

Step 3 : Access the directory under the following path:

HKEY_CURRENT_USERSOFTWAREMicrosoftWindows NTCurrentVersionWindows

Step 4 : Open the Load value by left clicking twice on it

Step 5 : Delete all the values ??in the Value data box and click OK . If you cannot delete the value in this box, you will need to switch to using the system's Administrator rights or request Administrator assistance.

Delete everything in the Value data of the Load value

Step 6 : Restart your Windows 10 computer

You should also check to see if any extensions are interfering with your computer's boot process. Often 3rd party extension shells can cause Explorer to stop working on certain actions.

Check the applications that start with Windows 10 in the Startup tab of Task Manager

You can check this by visiting the Startup tab in Task Manager . Please disable any strange applications that are allowed to start with Windows 10.

Good luck!