It is known to all PC users that a simple defragmentation will greatly speed up a computer. But not all know when and how to defragment your computer. If you are someone who wants to speed up your computer with the simplest method, please do not miss this article.

Defragmentation is a process that rearranges the files on the computer, making them always close together and contiguously locate at the same directory of the hard disk. Hence, it will be much easier to access when necessary, which will reduce the movement of the hard disk and speed up the computer. So it is necessary for us to defragment the computer when in the below cases, in order to make the coming files always coherent and speed up the computer:

1) When installing some new programs or new version of the Windows update on the computer.
2) When storing large amount of files/folders on the computer.
3) When there is only 15% or less than 15% free available hard disk space.

Most of the time, to ensure a thorough and faster defragmentation, it is necessary for us to do some preparation before defragmenting the computer. Below is

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