In this article I will be showing you how to keep your pc running at top speed. No downloads just things your pc comes with. This can all be done harm free, you don't have to worry about messing up your pc. (If done correctly nothing will happen, but in the case that something does I am not responsible, everything your about to do is all your own risk, although there is nothing to worry about.
Put all of your Icons into folders, so say you have lots of music files on your desktop make a new folder called music.

1. Hit "start", or the windows button at the bottom left of your screen and type "run" in the "search programs and files" bar, then open "run" and type "prefetch", once it opens select the first file and press "Ctrl+A" so select all, then press the "Delete" key, once again open the "run" command again and this time type "%temp%" and again "Ctrl+A" then "Delete". After this has been done empty your recycling bin.
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   Now hit "start" again and press the "all programs" button and press "Accessories", look for "Disk Cleanup" in the "System Tools" folder. Run that and check all the boxes of things to delete. Afterwards go to the same place and run the "Disk Defragmenter". This could take a while so do it before bed or before work. There you go your pc should be running faster, if its not your may have a virus or just a slow processor, and a small amount of RAM(Random Access Memory).