Peace, mercy and blessings of God Almighty

Of course one of the reasons of windows not disable the functioning of some of the programs is to have many files the base
But do not worry there is a very simple solution to retrieve it, just follow the following:
1.tm enter the cylinder and windows xp of the CD-Rom
2.go to menu démarrer to select and chose run
Then type
sfc / scannow
and leave the window so that you end Stnep
Now all the files defective been replaced with new ones