1. First, click the theme application icon in Huawei Glory 9 mobile phone.

2. After entering the theme application interface, click My Menu Bar in the lower right corner.

3. Then, you can see the newly added mashup navigation settings menu. Click to enter.

4. Next, after entering the mashup interface, you can see that the lock screen style, wallpaper, icon and font can be set separately, and click the icon.

5. Then you can choose any theme in the system, because you can only customize it according to the theme icon.

6. After selecting a theme, click the Customize button below.

7. In this way, in the current theme icon, the system has listed various styles of decorative patterns for you to choose from.

8. After completion, you can go back to the main interface of the mobile phone to see the effect.