To connect HomePod mini to MacBook Air, first make sure that your Mac is on the same network as your HomePod mini. Next, open the Settings app on your MacBook Air. Under System Preferences, click AirPlay. In the list of available devices, select HomePod mini and click Options. Select “Use my AirPlay device” and enter your Apple ID password if prompted. you can nowcontrol HomePod mini's music playback from your MacBook Air.