How to Defrag a Computer If it Says CHKDSK
- 1). Start your computer. Log in then click the "Start" button.
- 2). Click on "All Programs" then open "Accessories."
- 3). Open the "System Tools" section and click on "Disk Defragmenter."
- 4). Click on the hard drive you want to defragment and click the "Defragment disk" button.
