Find bundle ID: https://apple.stackexchange.com/a/425113
com.todesktop.230313mzl4w4u92
Disable "press and hold": https://stackoverflow.com/a/70911250
$ defaults delete -g ApplePressAndHoldEnabled
$ defaults write "com.todesktop.230313mzl4w4u92" ApplePressAndHoldEnabled -bool false