@Jose
Well...before going through the trouble of a reinstall...you
might want to try
here...it's helped me out a
time or two (not to mention "free").
IMO...I would save reinstalling for an absolute last resort. To this day
I've NEVER had to completely reinstall any version of Windows, save
failing hardware. I'd say keep a spare backup (just in case), run a
few solid utilities and you'll probably be OK.