37 How to adjust your monitorOSD Lock Prevents all the monitor settings from being accidentally changed. When this function is activated, the OSD controls and hotkey operations will be disabled.Press the or keys to change the settings. To unlock the OSD controls when the OSD is preset to be locked, press and hold the MENU key for 15 seconds to enter the OSD Lock option and make changes. Alternatively, you may use the or keys to select NO in the OSD Lock submenu from the OSD Settings menu, a...