Determine if the sentence is true based on the text below:
Disk cleanup speeds up a computer by a large percentage.

How to improve your computer performance<br>Perform " disk cleanup " regularly. The disk cleanup utility is an excellent way to get rid of temporary files, recycle bin, system logs and other non essential files that build up and take up memory. To perform a disk cleanup perform the following steps: start] control panel] system and security] administrative tools] disk clean up.