You can set the auto-brightness on / off, and you can also set the
auto-brightness min / max values.
When Auto Brightness mode is turned on, you cannot adjust the volume
manually. Drag the left white dot button to set the minimum brightness
value and drag the right white dot button to set the maximum brightness
value. The setting will be saved automatically when it is completed, and
you can exit the setting by clicking the [Close] button.
Brightness
Brightness
Auto mode
10%
90%
Close
Auto Brightness limit
29