How do I delete everything on my computer windows 7?

Press the Windows key plus the “C” key to open the Charms menu.

Select the Search option and type reinstall in the Search text field (do not press Enter).

On the left side of the screen, select Remove everything and reinstall Windows.

On the “Reset your PC” screen, click Next.

How do you restore a Windows 7 computer to factory settings?

Restore Windows 7 to factory settings

• Start the computer.
• Press and hold the F8 key.
• At Advanced Boot Options, choose Repair Your Computer.
• Press Enter.
• Select a keyboard language and click Next.
• If prompted, login with an administrative account.