Your O.S. would be helpful, but for a start, are you fully protected against malware?
Asssuming you are certain you are FFI then depending on your O.S. you may be able to repair it by the appropriate Windows restore function.
Best Black Friday Deals 2017
Black Friday Deals for Designers & Artists: Adobe, Apple, Corel Painter, Microsoft Surface, Wacom &e…
Best Black Friday Apple Deals 2017
Black Friday 2017 : date, sites participants & bonnes affaires