How to prevent WIN8 system screen from being tampered with

1. First of all, we need to return to the traditional desktop location of the WIN8 system, and then press the keyboard Win+r shortcut to open the computer's running window, in the Open Run window, Let's type gpedit.msc and click Return so we can open the Group Policy Editor window for our win8 computer.

2. In the Open Group Policy Editor window, we click the User Configuration--Admin template--Start menu and taskbar in the left-hand menu, then we find the "Prevent User from customizing" screen option in the right window and double-click.

3. In the open window, let's set the option to Enabled, and then click OK to save it.

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