I have been using TMG for a very long time, but on my new Windows 8 x64 laptop, TMG often "loses" my serial number, and reverts to a trial version. The trial version has limited functionality, including inability to use F2. When I look at Help>About it says "Expired trial version", but shows all my purchase information, including product serial number. How can I fix this for good so I don't have to keep re-inputting my TMG serial number every few days?
Thanks,
Dawn