Tying to have the Bluetooth connectivity disconnected, I did reboot multiple times until finally I could accomplish that. Like always immediately after rebooting I could connect the sound to my Bluetooth device, but soon after shutting the device off and endeavoring to reconnect no sound arrived for the Bluetooth https://www.bluetoothspeaker.top/bluetooth-speaker-china-tws-multimedia-wireless-party-box-sound-load-bluetooth/