Bluetooth audio device not listed as output device

[manajarog]

found a solution here:

[HowTo] Bluetooth headphones paired, but no sound after a while

Difficulty: ★☆☆☆☆ Greeting fellow Linux users! Are you experiencing this strange behaviour when you have your precious Bluetooth headphones connected, but after a few minutes of no audio playing and you start a video or audio, it seems that there is no sound coming out your headphones although they are still paired? Using pavucontrol may help keeping the line up, but it is not the ideal solution, shall I say. Then what else can solve this mysterious annoyance? Indeed, if your headphones…

thanks for all the help