Windows 11: How to Enable UEFI Secure Boot in BIOS | Fix This PC can't run Windows 11

If you get the error message: This PC can't run Windows 11, This PC must support UEFI Secure Boot. Then you are right here! We'll enable in this tutorial UEFI Secure Boot for legacy Mainboard BIOS. I'll show a MSI Motherboard with a AMD CPU, but it also works for Intel and other Mainboards. All Mainboards have the same main structure, so don't worry. Links: