Tying to have the Bluetooth connectivity disconnected, I did reboot multiple times until eventually I could achieve this. Like always right after rebooting I could connect the sound to my Bluetooth device, but just after shutting the device off and wanting to reconnect no sound arrived for the Bluetooth https://www.bluetoothspeaker.top/6-0-bluetooth-speaker-computer-sound-bar-home-theater-speakers-pc-tv-speaker/