How to reduce the minimum screen brightness at night on an Android head unit?
Symptoms:
When driving at night, the standard minimum screen brightness of an Android car radio may remain too intense, causing driver eye strain, glare, and distraction from the road.
Solution:
To lower the minimum brightness threshold to a comfortable night-driving level, navigate to Settings → Factory (enter code 3368) → Backlight current adjustment, then enter code 5768 when prompted and reduce the value in small increments.
Keywords:
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