Let’s say, I using betterTouchTools and I set default touchbar using betterTouchTools
![](https://kreangkrai.com/wp-content/uploads/2022/02/IMG_8059-edited-scaled.jpg)
but some application I want to set FnKeys to be default
![](https://kreangkrai.com/wp-content/uploads/2022/02/image-edited.png)
Solution
open System Preferences > Keyboard
![](https://kreangkrai.com/wp-content/uploads/2022/02/image-1.png)
Touch Bar shows > App Controls
Press and hold 🌍 to > FnKeys
![](https://kreangkrai.com/wp-content/uploads/2022/02/image-2.png)