A Windows endless boot loop may have required a complete restart or perhaps some tweaking in previous versions. Due to the way Microsoft developed Windows 10, a reboot loop can be fixed fairly quickly.
PC Reboots After Installing Window 10 - There are two main reasons that can cause this issue. laptops restart when you upgrade to Windows 10 upgrade: bad registry entries or a corrupted drivers. So, in order to resolve this issue, get rid of the bad registry entry and repair the driver that is damaged. Before you attempt to remove the registry error and repair the driver that is damaged then you should first try a simple solution cancel and automatically restart.
