Using The Joystick To Lock The Button(S) - Dell P2422HA User Manual

Using the joystick to lock the button(s)

With the control buttons on the monitor locked, you can prevent people from
accessing the controls. By default, the lock setting is disabled.
To access the lock menu, move and hold the joystick up/down/left/right for four
seconds. A lock menu appears at the bottom right corner of the display.
NOTE: The lock menu can be accessed using this method when the
Menu and Power buttons are in unlocked state.
There are three lock options.
Menu
Menu Buttons
Power Button
Menu + Power
Buttons
Select option:
When Menu Buttons is selected, all OSD functions are not
accessible.
When Power Button is selected, the display cannot be
turned off using the Power button.
When Menu + Power Buttons is selected, the OSD
functions are not accessible and the Power button is locked.
Description
Operating your monitor
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