Troubleshooting BSOD (Blue Screen of Death) errors can be annoying, especially when the cause is unknown. Something similar happens when the ‘System_Thread_Exception_Not_Handled’ error message shoots on the computer screen with BSODs while startup. In this error, finding the faulty driver is a challenging task. Hence, to fix the ‘System Thread Exception Not Handled’ error on your Windows desktop, this guide will help you.
Fix: ‘System Thread Exception Not Handled’ error on Windows (2023)
The ‘System Thread Exception Not Handled’ error message on Windows Desktop is caused due to incompatible drive, or some memory/ IRQ conflicts. You can fix this issue by following the below-mentioned methods:
1. Find the Faulty drive
When the ‘System Thread Exception Not Handled’ error happens, you should know that for some reason the system couldn’t detect a drive that caused the issue. Hence, you should prioritize finding the faulty drive before following any other methods, and you can do it by following these steps:
- First, open Windows Recovery Environment by going to Settings > Update & Security > Recovery > Advanced Startup > Restart now.
- On Windows Recovery Environment, you will need to boot your Windows desktop to Safe mode. To boot Windows in Safe Mode, go to Troubleshoot > Advanced options > Startup Settings > Restart.
- Now Press the F5 key on your keyboard to Enable Safe Mode with Networking.
- The computer will reboot and open in Safe mode.
- Open the ‘Run’ Dialog box by pressing the ‘Windows’ + ‘R’ keys on your keyboard and type ‘eventvwr’ without quotes in the text box and click on the ‘OK’ button.
- From the left panel, select the ‘Windows log’ option and then select the ‘System’ option.
- Note down the cause of the error and what drive was at fault, and solve the issue accordingly.
2. Update, Rollback, and Reinstall the Drivers to fix the faulty drivers
- After you found the faulty drivers that caused the ‘System Thread Exception Not Handled’ error, fix the drivers using the ‘Device Manager’ tool.
- You can open Device Manager by pressing the ‘Windows’ + ‘X’ keys on your keyboard.
- Now select the ‘Device Manager’ option from the menu.
Now you can update, rollback or reinstall drivers in the following ways:
a. Update the driver to fix the issue
- Click on the desired directory from the list to expand them, and right-click on the faulty drive.
- From the menu, select the ‘Update’ option.
- The drive will be updated.
b. Roll Back the driver to fix the issue
- Right-click on the desired driver to open the menu.
- Click on the ‘Properties’ option.
- Select the ‘Driver’ tab on the driver’s properties window.
- Now click on the ‘Roll Back Driver’ option.
- Click on the ‘OK’ option to fix the error.
c. Reinstall Drivers to fix the issue
- Right-click on the desired driver and click on the ‘Uninstall’ option from the menu.
- Now, from your Motherboard Manufacturer’s website, download the drive by following their instructions.
3. Use SFC Scannow to fix the ‘System Thread Exception Not Handled’ error on Windows
- If the above methods fail to fix the error, you can also try running the ‘SFC’ utility to fix the issue. To run an SFC scan, follow these steps:
- On your ‘Start’ menu, type ‘CMD’ in the search box and open the Command Prompt with administrator rights.
- Type the following command and press the ‘Enter’ key on your keyboard:
sfc /scannow