Alienware AW2723DF 27" 1440p 280Hz Gaming Monitor (Lunar Light) - Manual (Page 56)

56 | Operating the monitor
Reset Display Resets all settings under the Display menu to the factory
defaults.
PIP/PBP This feature brings up a window displaying image from
another input source.
Main Window
Sub-Window
DP
DP HDMI 1 HDMI 2
HDMI 1
HDMI 2
NOTE: In PBP mode, the images will be displayed
at the center of the split windows.
Icon Menu and
submenu
Description