2. Enter the display settings: in the settings menu, find the "Display" option and click Enter.
3. Select the setting at the bottom of the folding screen: in the "Display" menu, find the "Folding Screen Bottom" option and click Enter.
4. Configure the bottom of the folding screen: In the settings of the bottom of the folding screen, you can set the functions of the bottom of the folding screen, such as selecting the bottom navigation key and setting gesture operation.
5. Complete the setting: After completing the setting, exit the "Settings" menu, and the setting at the bottom of the mobile phone folder is completed.