2. At the bottom of the main menu interface, there is a "Settings" button. Click to enter the setting interface.
3. In the setting interface, you can see several options, such as language setting, map setting and sound setting, which correspond to each functional module in the navigation main menu.
4. Click the option corresponding to the function module to be adjusted to enter the setting interface of the module.
5. In the setting interface of this module, you can make various settings and adjustments, such as changing the language, adjusting the map display and adjusting the volume.
6. After adjustment, you can click the "Back" button to return to the previous menu, or click the "Main Menu" button to return to the navigation main menu interface.