Dell S2719DC User Manual page 31

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sub-menus
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Display Info
DDC/CI
Description
Select this option to adjust the OSD settings, such as the
DDC/CI, LCD conditioning, and so on.
Displays the monitor's current settings.
DDC/CI (Display Data Channel/Command Interface) enables you
to adjust the monitor settings using software on your computer.
Select Off to turn off this feature.
Enable this feature for best user experience and optimum
performance of your monitor.
Operating the monitor | 31