KEYS FOR DIFFERENT OEMs TO GET INTO BIOS MODE
Acer: F2 or DEL
ASUS: F2 for all PCs, F2 or DEL for motherboards
Dell: F2 or F12
HP: ESC or F10
Lenovo: F2 or Fn + F2
Lenovo (Desktops): F1
Lenovo (ThinkPads): Enter + F1.
MSI: DEL for motherboards and PCs
Microsoft Surface Tablets: Press and hold the volume up button.
Origin PC: F2
Samsung: F2
Sony: F1, F2, or F3
Toshiba: F2