Grrr...
Why is Win 7 stuck at 99% when installing Win 10?
Common problem, https://www.google.co.uk/search?q=WINDOWS+10+UPGRADE+STUCK+AT+99&ie=utf-8&oe=utf-8
'Older or slower hardware'!
It has a Gen 3 i7-3770 CPU in it!
@freezing77 started
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Grrr...
Why is Win 7 stuck at 99% when installing Win 10?