https://forums.linuxmint.com/viewtopic.php?t=277163
https://unix.stackexchange.com/questions/328721/bluetooth-not-working-in-linux-mint-18
https://askubuntu.com/questions/1128164/no-suitable-destination-host-found-by-cups-browsed
https://yktoo.com/en/software/sound-switcher-indicator/