Comment Comment by alin23 Lunar can do that: https://lunar.fyiIt’s free for manual brightness adjustments.Just make sure to use one of the Thunderbolt ports of the MacBook.And if it still doesn’t work, check if there’s any monitor setting that could block DDC by going through this FAQ: https://lunar.fyi/faq#brightness-not-changing parent alin23 4 years ago
It’s free for manual brightness adjustments.
Just make sure to use one of the Thunderbolt ports of the MacBook.
And if it still doesn’t work, check if there’s any monitor setting that could block DDC by going through this FAQ: https://lunar.fyi/faq#brightness-not-changing