BIOS and UEFI differ in age, interface, and functionality, with UEFI supporting mouse navigation and networking. BIOS uses MBR, UEFI uses GPT, and BIOS works in 16-bit mode while UEFI can operate ...

You can continue to create new volumes in this utility if you wish ... to set a new disk as the primary drive without entering UEFI/BIOS, streamlining the process of managing boot settings.