BIOS uses the Master Boot Record (MBR) and UEFI uses the GUID Partition Table (GPT). As such, BIOS saves all its information on a BIOS chip on the motherboard and UEFI saves its data to an EFI ...
One of the options in Windows 11/10, is to boot into UEFI or BIOS. It works as follows: /fw – Combine with a shutdown option to cause the next boot to go to the firmware user interface.
The BIOS interface is pushing 45 years as of the time of writing and is considered legacy in every sense. Another point in UEFI’s corner is that it facilitates selecting different boot devices ...