How to defragment the hard disk in Windows 7 system

Fragmentation causes the hard drive to perform extra work that slows down the computer. Removable storage devices such as USB flash drives can also become fragmented. Disk Defragmenter can rearrange fragmented data so that disks and drives can more efficiently

fragmentation can cause the hard disk to perform extra work that slows down the computer. Removable storage devices such as USB flash drives can also become fragmented. Disk Defragmenter can rearrange fragmented data so that disks and drives can work more efficiently. Disk Defragmenter can run automatically on schedule, but you can also manually analyze and defragment disks and drives. 1. Click on "Start” - Programs - Accessories - System Tools - Disk Cleanup.

2. In Disk Defragmenter, select the disk to be defragmented.

3, to determine if you need to defragment your disk, click “analysis disk”. (If you are prompted for an administrator password or for confirmation, type the password or provide confirmation.) After Windows has finished parsing the disk, you can check the percentage of fragmentation on the disk in the “ Last Run Time column. If the number is higher than 10%, the disk should be defragmented.

4, click & ldquo;Disk Defragmentation”. (If you are prompted for an administrator password or confirmation, type the password or provide confirmation.)