Ron, Error Checking (was Scandisk) & Defrag on XP: 1) Dbl-click on the "My Computer" icon on the desk top 2) Where it now say's "Hard Disk Drives", right click on "Hard Disk ( C )" 3) From the drop-down menu select "Properties" 4) On the next box select "Tools" You should now see options for Error Checking, Defrag and Backup David (UK)