We will proceed from the easiest, non-invasive fixes to more advanced system recovery methods.
Identifying the root cause can save you time. You are likely seeing this error because: Error Reading The Language Settings From The Registry
Open and run:
Only as a last resort. If the error persists after creating a new user account and running sfc /scannow + DISM /Online /Cleanup-Image /RestoreHealth , consider a clean installation. We will proceed from the easiest, non-invasive fixes