Asus RS120-E4/PA4 - Manual (Page 106)

5-40 Chapter 5: BIOS setup
Load.Setup.Defaults.
Select this option then press <Enter> to load the optimized settings for each of the
Setup menu items.
When a confirmation window appears, select [OK] then press <Enter> to load the
default settings. If you wish to cancel the command, select [Cancel] then press
<Enter> to return to the Exit menu.