Your deviceSamsung S90D OLED
Step 1 of 425%
What to do now
Find the ARC or eARC socket
Look at the HDMI sockets on the back of the television and find the one marked ARC or eARC.
Manufacturer UI recreationSamsung S90D OLED · Samsung Tizen

Samsung S90D OLEDSamsung Tizen · 14:32
Back of the TV
HDMI 1
HDMI (ARC)
Optical audio