Display Manager on Mac

Overview 5
Overview
Dell Display Manager (DDM) is an Apple macOS application used to manage a
monitor or a group of monitors.
Dell Display Manager allows manual adjustment of the displayed image, assignment
of
automatic settings, energy management, window organization, image rotation,
and other features on selected Dell monitors.
After installing Dell Display Manager, it runs each
time your system starts. A quick
access icon is available in the status menu, with information about connected
monitors available when you hover your cursor over the icon.
NOTE: Some hardware-dependent features are only available on
monitors that support those features. Refer to your monitor's user
guide for information about which features are available.
NOTE: Screenshots in this document are for illustrative purposes only.
Some features may not be supported by your monitor.