Recent content by Horfoex

I have bought a new PC with pre-installed Windows 8.1 (64). The Win 8.1 is installed on 128 GB SSD. But I want to install my old Windows 7 (64) with my License Key especially for MS FlightSimX. What can I do ? Can I format the SSD and so de-install the Win 8.1 and then install my old Win 7...