Windows 10 is pretty robust when it comes to recovering from problems that might stop it from working properly, but there may come a time when it needs some manual intervention. Microsoft’s latest operating system has a similar set of recovery tools as easier versions for this.
http://home.bt.com/tech-gadgets/computing/windows-10/how-to-fix-windows-10-problems-with-system-restore-11364008291943
http://home.bt.com/tech-gadgets/computing/windows-10/how-to-fix-windows-10-problems-with-system-restore-11364008291943