Last year I upgraded my laptop's Windows 7 Home to Windows 10 and didn't have any problems. Recently, I messed up my system while editing some partitions and decided to go with a new clean install of the system believing that the hardware would bring its authorization over to the new installastion. I downloaded and installed the most recent European (no media app) image.
After installation all I can see is this:
and I ended up reading this post. As suggested, I tried to execute:
slmgr.vbs -ipk TX9XD-98N7V-6WMQ6-BX7FG-H8Q99
in an adminstrator-level command prompt, but I got this error:
how should I proceed? I read elsewhere that I may have to re-install Windows 7, activate it and then upgrade. How can I obtain an authenticated operating system again?
(I still have my Windows 7 activation key).