If you want to remove all paired Bluetooth devices or are experiencing issues, you can reset Beoplay M3 to factory settings as described below:
Switch on Beoplay M3
• Connect the included power cable to the mains supply.
• Once switched on, the connectivity indicator and product indicator will flash white for 1 minute.
• After 1 minute, the connectivity indicator will turn orange, and a sound prompt is emitted. This indicates that Beoplay M3 is ready to be reset.
Reset Beoplay M3
• Press and hold the configuration button (D) for more than 5 seconds to trigger a factory reset. Close and open the Bang & Olufsen app to set up Beoplay M3 again.
Learn how to set up Beoplay M3 here.