Open the Start menu and type "cmd" into the search box.
When, the program, cmd appears, right-click it and select Run as Administrator from the drop down menu. If Windows asks for permission to run the command prompt , click Continue.
Once the Command Prompt has been accessed, type chkntfs /x C: (where "C:" is the letter of the drive that is scheduled.
Note: Check Disk will not run when the computer is restarted.