AVITA LAPTOP BIOS SETTING AND BOOT FROM USB
There are many ways to get into the systems bios, the simplest way is to reboot the computer then keep pressing the Esc button
If that does not work try this
Click the Start button and navigate to settings.
Select Update & security.
Select Recovery from the left menu.
Click Restart Now under Advanced startup. The computer will reboot to a special menu.
Click Advanced options.
Select UEFI Firmware Settings