Q Active - Q. How do I turn off the audible source selection tones?
Answer:
To turn off the audible tones heard when changing source or when altering standby state, open the Q Active app, from the list of discovered Q Active systems, tap on the settings cog wheel icon for the chosen system, now scroll to the bottom of the settings page where you'll find 'Alert Sounds', tap the 'ON' toggle to move it between on and off.