Is it possible to adjust the key repeat rate?
Karabiner-Elements does not provide a feature to adjust key repeat rate.
Use System Settings > Keyboard.
![key-repeat-rate@2x.png](/docs/help/how-to/key-repeat/images/key-repeat-rate@2x.png)
You can also adjust the key repeat rate using defaults write
command.
https://apple.stackexchange.com/questions/10467/how-to-increase-keyboard-key-repeat-rate-on-os-x