Alright, for all you scrubs out there trying to get into the BIOS this is he answer. It works with ASUS laptops windows 8.1
Step 1) Press ctrl + c or swipe from right to left to open the charm.
Step 2) Click on Settings then power.
Step 3) shift + click restart and a menu would pop up.
Step 4) Click on Troubleshooting then advanced.
Step 5) Click on CIEF Firmware or something like that and then click restart.
Step 6) Enjoy your time in the BIOS!