- First of all download , format and install Microsoft Windows 8 / 8.1 operating system and skip the activation code
- Open command prompt and type the following instruction: ( WMIC Path SoftwareLicensingService Get OA3xOriginalProductKey )
- Copy the product key
- From command prompt type the following instrustion : ( slui 3)
- From activation window paste the product key and press enter
- If the Windows activation code will hidden on BIOS will be activate in 2-3 seconds