Audiophiles use a handful of common tricks to improve the audio quality of their headphones and earbuds, from using dedicated DACs to playing high-fidelity music files. However, there's a much simpler ...
To use Separate App Sound on a Samsung Galaxy phone, go to Settings > Sounds and Vibration > Separate App Sound, toggle it on, choose the app (e.g., Spotify), and select the audio device (e.g., ...