How to prevent the tampering of the win7 desktop theme

When many users win7 Ultimate download, in the process of using it will find that the computer theme of this system has a unique page, so it has been loved by many users. However, when I used it, I found that the computer theme that has been set up often was arbitrarily tampered with, which was very troublesome. So how can the win7 Ultimate desktop theme be prevented from being tampered with? Let's take a look at the specific steps.
1, click the combination key win+r, after the running window is opened, enter gpedit.msc in it, and then click the “OK” button to open the local group policy editor, as shown in the figure:

2, after the local group policy editor is opened, find the user configuration, management template, control panel and personalization options in the window and open them one by one. Then in the personalized settings on the left, select "Block the change theme" and set the window and double-click to open it, as shown in Figure:

3, find the window that prevents the change of theme settings, click directly on the disabled button inside , and then click the "Apply, OK" button, so that the local Group Policy Editor is closed, as shown in the figure:



win7 Ultimate desktop theme how to prevent being tampered with, after the above steps , you can be sure that your saved computer theme will never change. You can do it yourself when you need to change it manually.