Changed the boot configuration to UEFI but it no longer starts.
Changed the boot configuration to UEFI but it no longer starts.
Maybe various firms employ distinct language for this topic... which BIOS startup choices exist? (such as old, UEFI, mixed, etc.)
What error messages show up when attempting to boot from each BIOS setting?
Recovery
Your PC/Device requires repair.
The operating system failed to load due to a missing or corrupted system registry file.
File: Windows'system32\config\system
Error code: Oxc000000f
You should use recovery tools. If you lack installation media (such as a disc or USB), reach out to your PC administrator or the device manufacturer.
Press Enter to retry
Press F8 for Startup Settings
Can you confirm if entering Startup Settings and choosing "command prompt" follows the correct procedure after selecting "advanced"?