System Restore failed & did not complete successfully - System files & settings not changed.

The System Restore feature is a very useful feature in the Windows operating system and it can be a real life-saver at times. But if you, for some reason, find your System Restore not working in Windows 8 or Windows 7, and that (a) System Restore points are not being created, even automatically, (b) you are unable to create system restore points manually or (c) your System Restore fails and you are unable to restore your computer, here are a few troubleshooting steps you may want to try.