Cleanup steps:
Click start → all programs → attachments → system tools and then click Disk Defragmenter. "
In the Disk Defragmenter dialog box, select the letter you want to defragment, and then click the Analyze button.
After analyzing the disk, a dialog box pops up prompting you to defragment the volume.
Select the "View Report" Disk overview, after reading, click "Off" can be;
Next, defragment the disk, in the figure of red, blue, green, white, these four colors represent what is described below. Click Defragment;
In the finishing process has before and after finishing the use of the figure has been marked, finishing progress at the bottom of the show, when sorting out as far as possible not to run other programs to avoid the system card;
Tip: Defragmenting your disk is a long, hard task. Many friends like to tidy up at the same time to listen to songs, play games, this is very dangerous, because the disk defragmentation when the hard disk in high-speed rotation, try not to read and write data at this time, it is likely to cause computer crashes, and even hard disk damage.
Defragment the finish to view the report.