Sony VAIO Viao PictureBook Computer - Manual (Page 108)

VAIO® Computer User Guide
108
To defragment a partition
❑ Click Start on the Windows® taskbar.
❑ Click Programs, Accessories, System Tools, and then click Disk
Defragmenter. The Disk Defragmenter window appears.
Select the drive you want to defragment from the list, and click the Defragment
button. See Windows® Help for more information on defragmenting.
Before you begin to defragment a partition, make sure you back up all files
that you want to save.