I'm not sure what the person I bought the PC off did to it but...
I eventually got Win 7 to do a full upgrade. freezing77's advice managed to kickstart Win 7 to finish a final upgrade even if it was geared for Win 10.
Once Win 7 went through all it's upgrade paths the Win 10 upgrade completed in 15 minutes.
Mind you, I may well have the Anniversary upgrade to deal with...
Finally.
I'm not sure what the person I bought the PC off did to it but...
I eventually got Win 7 to do a full upgrade. freezing77's advice managed to kickstart Win 7 to finish a final upgrade even if it was geared for Win 10.
Once Win 7 went through all it's upgrade paths the Win 10 upgrade completed in 15 minutes.
Mind you, I may well have the Anniversary upgrade to deal with...