Why Does My Keyboard Light Not Work Mac. Uninstalling problematic apps can potentially get your keyboard working properly again. Best solution is to alignment of backlit if leds are in working state.

How to turn the keyboard light off on your Mac. Turn keyboard back light on or off press the F5 key. Solutions for Mac Solution 1.
I am back to Catalina and it doesnt light up.
Still the best way is to restart the device and if after SMC reset it still isnt working ge. Check the Location of Light Sensor. The backlit keyboard on my MacBook Pro works perfectly in iOS but does nothing ie. This happens when I start the machine from a complete shutdown.

