LG IPS237W Owner's Manual page 31

7
When the connection is successful, the screen of a device connected to the monitor is displayed.
NOTE
The screen of a device connected to the monitor is displayed on the monitor within 10 seconds.
y
If the wireless environment is not good, a problem may occur with the screen display or Miracast
may be disconnected.
Miracast works only in the Copy mode (the same screen).
y
USING THE MONITOR SET
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