/Android/data/org.dolphinemu.dolphinemu/files/Config/WiimoteNew.ini (Requires a file explorer with Scoped Storage access) Steam Deck/Linux:
Depending on your setup, the top of your WiimoteNew.ini will look like one of these examples: Device Type Example INI Header [Wiimote1] Device = XInput/0/Gamepad Source = 1 Keyboard/Mouse [Wiimote1] Device = Quartz/0/Keyboard & Mouse Source = 1 PS3/PS4 Controller