Go to Start | Programs | Accessories | System Tools |
Click Add scheduled tasks
Click Next
Click Browse to C:\Windows or Winnt\System32\chkdsk
Click Open
Choose your chosen schedule
choose your time
Put in a password if necessary, probably an admin one
Click Next then Finish
Repeat
but change to C:\Windows or Winnt\System32\dfrg
Schedule it for an hour later to allow chkdsk to finish
Click Add scheduled tasks
Click Next
Click Browse to C:\Windows or Winnt\System32\chkdsk
Click Open
Choose your chosen schedule
choose your time
Put in a password if necessary, probably an admin one
Click Next then Finish
Repeat
but change to C:\Windows or Winnt\System32\dfrg
Schedule it for an hour later to allow chkdsk to finish