Question

how to speed up your computer in English and in points

Answer 1

First you should why your computer is slow it is because of more data,more files,viruses etc.....We should boost it in order to make fast so you should run good apps like clean master,360 security which cleans and boosts your computer.

Answer 2

using disk cleanup and typing %tmp% in search box and delete all such files..
u can also clean the recycle bin.
if these all doesn't work load an antivirus.