A restore point is a representation of a stored state of your computer’s system files. You can use a restore point to restore your computer’s system files to an earlier point. If you are using Windows 7 or Vista, you can follow steps below to create a restore point.
1) On your keyboard, press the Windows logo key and R at the same time to open the Run dialog. Type control /name Microsoft.System and press Enter to open the System window.
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2) Click System protection on the left pane.
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3) Select the drive that the system is installed on (Usually, the system is installed on C: drive and it is selected by default.). Then click Create… button.
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4) Name this restore point and click Create.
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It is recommended to create a restore point before installing the driver, so you can restore the system if any problem occurs.