1) koe bootable CD lay kr computer ko CDROM say boot karain
2) jab ap ka computer CD say boot ho jay ga.to aik command permit aye ga ap k samnay. wahan ye command same lekhain.
C: ( is k bad enter press karain)
copy c:/windows/repair/sam c:/windows/system32/congig
jab ye command likh k enter press kar dain gay to ALt+Ctrl+Delete press kar k computer restart kar dain.



"sam aur c:/" k mid mai aik space zaroor daine hai.