I used my original Windows 8 install disc and license key.

I couldn't find any way out of the boot loop, so I decided to abandon the failed update from Windows 8.1 to Windows 10. I started again by reinstalling Windows 8 and updating that to Windows 10. The...

I tried to update my Windows 8.1 installation on my Thinkpad T61p to Windows 10. It went smoothly until it finished copying the files (75% complete). It is now rebooting in an endless loop (reboot ->...