Traditional Culture Encyclopedia - Traditional customs - How does HONOR set the following three buttons?

How does HONOR set the following three buttons?

1. Open the Settings application of your phone.

2. In the setting interface, find and click the "System and Update" option.

3. In the system and update interface, select the system navigation mode.

4. In the system navigation setting interface, select "Three-key Navigation on Screen".

5. Click "More Settings" to enter the custom function page, where you can adjust the order, style and color of navigation keys.