: You will need a USB drive (at least 8GB) and a tool like Rufus .
: ISO using ESD (Electronic Software Download) compression to reduce file size.
: Restart your PC and enter the Boot Menu (usually F12, F11, or Esc) to select the USB drive. Choose Edition : STD : Clean install for users with their own license key.
: Designed to activate automatically on systems that originally shipped with a Windows 7 license. Risks and Warnings Windows 7 SP1 X64 14in1 ESD Release | PDF - Scribd