If you are seeing this on a "new" build or after a major Windows feature update (like moving to a new version of Windows 11), your motherboard's BIOS might be incompatible with how the system handles threads. Visit your motherboard manufacturer's website to download the latest BIOS version. Summary Checklist for a specific file name. Uninstall/Roll back display and network drivers. Run SFC and DISM to repair Windows system integrity.
Check the box that says and click Uninstall .
Once finished, type DISM /Online /Cleanup-Image /RestoreHealth and hit Enter. Summary Checklist for New Systems system thread exception not handled new
Restart your crashing PC and tap the or F2 key repeatedly during startup to enter the BIOS menu.
How to Fix the "System Thread Exception Not Handled" Error on Windows If you are seeing this on a "new"
Since "new" errors often follow an update, the most likely fix is resetting your drivers. Right-click the Start button and select Device Manager .
Visit your computer manufacturer's website to download the latest chipset drivers. 5. Check for Damaged Hardware Uninstall/Roll back display and network drivers
In Safe Mode, right-click the Start button and select . Expand Display adapters .