- Back Button: Press the left button (one dot) to go back.
- Home Button: Press the middle button (Minimal logo) to return to the home screen.
- Recent Apps: Press the right button (one dot) to view recent apps.
10. Eink Button Control:
- Refresh the Eink Display: Press the Eink button between the volume up and down buttons to clear any ghosting.
- Eink Control Menu: Press and hold the Eink button for 1 second to adjust the front light of the Eink display, change the refresh mode, control the keyboard backlight, and set the temperature of the front light.