LG 35WN65C-B.AUS Owner's Manual page 21

Settings > General
HDMI Compatibility Mode feature can recognize the legacy equipment that does not support HDMI 2.0.
on
off
HDmI Compatibility mode
•
If the connected device does not support HDmI Compatibility mode , the screen or sound may not work properly.
•
When HDMI Compatibility Mode is on, HDr function is not supported.
• some older graphics cards do not support HDMI 2.0,but you can select HDMI 2.0 resolution in the control panel of window. This may cause the screen to appear abnormally.
This feature lets you set the sound generated from Buzzer when your monitor powers on.
on
buzzer
off
This feature disables the configuration and adjustment of menus.
on
oSD Lock
off
The following display information will be shown; Total power on Time, resolution.
Information
Do you want to reset your settings?
reset to Initial Settings No
Yes
Enables HDmI Compatibility mode.
Disables HDmI Compatibility mode.
NoTE
Enables your monitor's buzzer.
Disables your monitor's buzzer.
Enables oSD Lock.
Disables oSD Lock.
Cancel the reset.
returns to the default settings.
Description
21