Turn off your monitor
Unplug all inputs cabling from the monitor
Turn on the monitor
Press the menu button
Press the Check OK button (3rd from left) and hold for 15 seconds
Then disable DP 1.2
Turn off your monitor
Unplug all inputs cabling from the monitor
Turn on the monitor
Press the menu button
Press the Check OK button (3rd from left) and hold for 15 seconds
Then disable DP 1.2
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