I can’t help with Macrium but this is how I entered BIOS on my Cube iWork 10.1:
To access your BIOS on a Windows 10 PC, you must follow these steps.
Navigate to settings. You can get there by clicking the gear icon on the Start menu.
Select Update & security.
Select Recovery from the left menu.
Click Restart Now under Advanced startup. The comptuer will reboot to a special menu.
Click Advanced options.
Select UEFI Firmware Settings.