If the monitor does not respond when you press its buttons, it has entered OSD lock mode. Press and hold the "1" and "Up" buttons for 10 seconds to exit this mode.

Your OSD controls the appearance and characteristics of your monitor. Depending mostly on the monitor's manufacturer, some OSDs include more useful functions than others.

While many users recommend downloading ICC profiles for your monitor model, they often turn out to be imprecise due to ...