Some of those -- specifically, Toshiba and Dell, maybe others -- will sometimes have a Repair option, which basically does a reinstall of Windows over the top of your existing Windows install, preserving all your apps and data. (This is the time-honored method by which you fix most Windows errors, as it happens.)
Wouldn't hurt to check, though I'd take a backup of your data and important bits first, just in case your finger slips and hits the Erase Everything button I've done it, it's no fun.
--sofaspud
--"Listening to your kid is the audio equivalent of a Salvador Dali painting, Spud." --OpMegs
Wouldn't hurt to check, though I'd take a backup of your data and important bits first, just in case your finger slips and hits the Erase Everything button I've done it, it's no fun.
--sofaspud
--"Listening to your kid is the audio equivalent of a Salvador Dali painting, Spud." --OpMegs