Formatting a desktop PC wipes all data from the computer’s hard drive and reinstalls the operating system. Many people choose to format their desktop periodically to speed up their PC or to remove all personal data prior to selling, donating or recycling their computer. Doing this restores your PC to a “like new” condition and gives you some security against file theft. Knowing how to format your desktop PC yourself can save you lots of time and money.
Back up any data on your computer that you wish to save. Formatting a desktop PC will erase all of the saved data on your hard drive.
Follow the instructions that appear on the Windows installation screen. These should include acceptance of the Windows license agreement.