Windows, aware of this problem, have built a System File Checker in their latest update of Windows 10.
Ever been power typing on your keyboard with 100 tabs up on google, trying to get a really important piece of work finished and this horrific blue screen pops up? The immediate reaction for many is ‘why on earth did I not save that file’ or ‘please please please can this not be due to a corrupt file.’ If it is the latter, we know how you feel and are here to tell you how to fix it.