Touchbar backlight not working

Hi Briwi32,

Welcome to the Apple Community where some of us do our best to help each other.

Apple Diagnostics, formerly known as Apple Hardware Test, can check your Mac..

You might want to run "Diagnostics" to see if it is a hardware issue: (Lists any problems it finds)

https://support.apple.com/en-us/HT202731

Hope this helps :)

Oops sorry ... that last link was for much older MacBook Pros (2016)

There is another article from Apple Support that may be worth looking into.

Change Keyboard ( & Touch Bar) preferences on Mac with Apple silicon:

https://support.apple.com/en-au/guide/mac-help/mchlf9bb4dee/mac

All the best :)

In the meantime, while looking for a solution, you might want to

Zoom in on the Touch Bar on Mac:

https://support.apple.com/en-au/guide/mac-help/mchl090bb3ee/mac

Cheers :)

Here's another idea, if your MacBook Pro is 13"

13-inch MacBook Pro Display Backlight Service Program

https://support.apple.com/13-inch-macbook-pro-display-backlight-service

Cheers :)