tap f11 at bootup and you will be given the option to use the hidden partition to reformat your drive and do a fresh install of the operating system. Be sure you saved your important files and pics to a thumbdrive as everything will be erased from your drive.
The information on Computing.Net is the opinions of its users. Such
opinions may not be accurate and they are to be used at your own risk.
Computing.Net cannot verify the validity of the statements made on this
site. Computing.Net and Purch hereby disclaim all responsibility
and liability for the content of Computing.Net and its accuracy.