How to use Windows 7 System Group Policy to hide system partitions

The first step, press the WIN+R key, input gpedit.msc, start Group Policy Editor;

In the second step, in the Group Policy Editor, enter the User Configuration →windows component →windows Explorer in turn;

The third step, on the right, is to "prevent access to the drive from my Computer";

Step Fourth, double-click to open the dialog box, click "Enabled", select the following options to restrict drive C only, and then clicking Apply button.

So we can hide the C disk in the Explorer, not only in the resource manager not see the C disk, and even if the "C:" in "Run" can not access to the C disk, the child will not be mistaken for the system disk to make trouble.