[header] How to reinstall vista [title] Restart your computer and watch the setup screen for a list of available options. [step] These options will tell you to press a function key, which are the " f " keys at the top of your keyboard. When the screen listing options appears, hit the function key associated with the bios. 
This varies from computer to computer so make sure you press the function key that is listed on your screen. [title] Look for the " boot " or " boot sequence " option.