Your deviceLG UT80 UHD
Step 1 of 425%
What to do now
Check the cable
Make sure the device is connected with an HDMI cable, ideally to a port marked ARC or eARC for a soundbar.
Device-matched visualLG UT80 UHD · LG webOS
LG UT80 UHDLG webOS · 14:32
Back of the TV
HDMI 1
HDMI 2 (ARC)