Independent UK technology advice — clear, honest and jargon-free.
Your deviceTCL Q7C QLED
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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 recreationTCL Q7C QLED · TCL Google TV
TCL Q7C QLEDTCL Google TV · 14:32
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Back of the TV

HDMI 1
HDMI (ARC)
Optical audio
A recreated TCL Google TV screen for TCL Q7C QLED, matched to the menu path documented by TCL UK Support. It is not a screenshot. The highlighted control is added by UKTechExpert, and a software update may move it slightly.