Have a Lenovo 50-80 that came with win8, did the upgrade to win 10, later got a notice to update win10 and the thing just died.
I like win7 as it runs all my goodies just fine, so I replaced the hd with a ssd, loaded it with win7 ultimate boxed version, when I tried to register it I got this...
activation
boxed version
computer issue
craig73
error code
error fix
error resolution
installation
legacy systems
lenovo
registration
ssd
system upgrade
technical support
troubleshooting
upgrade
user experience
win 8
windows 10
windows 7