1. First enter the computer
(this computer
), then click the system disk with the mouse ( Usually for the C drive), then select “property", as shown below:
2. Select us to click & ldquo; Disk Cleanup & quoquo;, as shown below:
3 Then click “Clean up system files”, as shown below:
4, finally check the "Previous Windows installation" file, then click OK at the bottom, then wait clean-up can be completed, as shown below: one of the biggest junk files generated after
through the above operations can be deleted Win8 upgrade Win8.1, and you read it
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