If the computer or your laptop start often busy, difficult to access and very slow when opened, it was time separately using the hard disk defragment tool.
You can use the default Windows

Here are 5 hard disk defragmentation software that has very good ability.

1. Auslogics Disk Defrag : Auslogics Disk Defrag (http://www.auslogics.com/diskdefrag/) is a simple disk defragment program. You can download the disk defrag once – multiple disks or selected files or folders to be at Defrag. Auslogics is free and portable applications. This tool is free to use.
2. MyDefrag (Formerly JKDefrag)  : MyDefrag (http://www.mydefrag.com/) is an effective tool to defrag your disk. You can run it with the default mode and not only to defrag the disk but also optimize the displacement  files. runs on Windows, this tool is free to use.
3. PerfectDisk :  (http://www.perfectdisk.com/prdcts/home-perfet-disk10-home-edition/learn-more)  PerfectDisk also a disk defrag tool, but also commercial – paid. PerfectDisk writing to the disk monitor and analyze usage data and optimize your hard disk. This software can be run based on predetermined timing. To use this tool, you must buy it for $ 29.99.
4. Defraggler :  (http://www.defraggler.com/) Defraggler made by a company that also created the popular applications tool CCleaner and Recuva. Defraggler is portable defrag tool. This software can scan multiple disks, folders, or files quickly defrag specifications. This tool is free and runs on windows operating system.
5. Diskeeper : Like PerfectDisk, Diskeeper (http://diskeeper.com/diskeeper/home/home.aspax/) defrag tool is a package that is not free, this is a paid software to defrag your hard disk solution. This tool can download degan defrag your disk faster, so the operating system (OS) Windows XP, Windows Vista or Windows 7 can run with the maximum. This tool is not free and you have to spend $ 29.99 to use it.

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