LG 16T90P Series Easy Manual page 263

Connecting to External Display
How to connect HDMI
HDMI is a multimedia interface that can integrate and transmit video and audio signals.
In some models, DTS Audio may not work when you use HDMI.
TIP
Ensure the monitor power is off before connecting the external monitor to the PC.
The HDMI cable may be connected when the HDMI adapter is used.
1
Connect the HDMI adapter to the USB-C port on the PC.
2
Connect the HDMI cable to the PC and the external device (TV, monitor) that supports HDMI.
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FAQ