Insert the Windows 7 DVD into your optical drive and start the install. Part of the optional process of the install if formatting the drive. When it asks where you want to install Windows 7, this is where you select to format the drive.
Insert the Windows 7 DVD into your optical drive and start the install. Part of the optional process of the install if formatting the drive. When it asks where you want to install Windows 7, this is where you select to format the drive.