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elementary OS - external display sound issue

The audio output on external displays does not work automatically with elementary OS on Star Labs laptops. This guide will talk you through how to resolve this issue.

1 Install PulseAudio Volume Control

Open the elementary Applications menu and click on Terminal. Enter the below command:

sudo apt install pavucontrol

Enter your password when prompted.

2 Change the output profile

Open the elementary Applications menu and click on PulseAudio Volume Control.

Navigate to the configuration tab and change the profile dropdown to Digital Stereo (HDMI) Output + Analogue Stereo Input

3 Change the output device

Navigate to the Output Devices tab and change the port from Speakers to HDMI.

Note: If you want to close the lid whilst media continues to play, there should be a green tick above the port drop-down box to set as a fallback which should be clicked.