A:Answer The five buttons on the back of your Dell S2721NX monitor typically serve various functions related to monitor settings and controls. Here's what they usually do:
Power Button: Turns the monitor on and off.
Menu Button: Opens the on-screen display (OSD) menu, where you can adjust settings like brightness, contrast, color settings, and input source.
Navigation Buttons: These buttons (usually up, down, left, and right arrows) are used to navigate through the OSD menu. You can adjust settings by selecting options with these buttons.
Input Source Button: Allows you to switch between different input sources (e.g., HDMI, DisplayPort).
Shortcut/Customization Button: Some monitors have a customizable button that can be set to quickly access specific functions, like picture modes or preset settings.
