If you want the hdmi-output to be selected automatically after plugging, you need to manually select it as output once, then pulseaudio will remember uer's preference. Then unplug and replug the monitor, the system will automatically switch to hdmi-output.
If you want the hdmi-output to be selected automatically after plugging, you need to manually select it as output once, then pulseaudio will remember uer's preference. Then unplug and replug the monitor, the system will automatically switch to hdmi-output.