The BIOS (Basic Input/Output System) is a firmware program that initializes and tests the computer’s hardware components during the boot process. It also provides a way to configure the computer’s hardware settings. In Ubuntu, there are a few different ways to check the BIOS settings.
One way to check the BIOS settings is to use the `efibootmgr` command. This command will list all of the EFI boot entries on the computer. The BIOS settings can be found in the `BootOrder` variable. For example, the following command will list the BIOS settings for the computer: