When connected in a Daisy-Chain setup, both monitors are in clone mode. Note: Macs with USB-C (DP Alt Mode) do not support monitor Daisy-Chaining. The resolution supported by the Daisy-Chained monitors may be lower, depending on the bandwidth required by each monitor.

To perform a monitor Daisy-Chain, the Mac must have a Thunderbolt 3 port, and the first monitor (connected directly to the Mac) must also support Thunderbolt 3 (example: Dell UP2720Q monitor).Typically, the Mac can support up to two monitors using a Daisy-Chain setup (one monitor directly connected to the Mac and another monitor connected to the first monitor).Macs support monitor Daisy-Chain using USB-C Thunderbolt 3 connectivity.Setting Up Multiple Monitor With Daisy Chain Select Arrangement Tab to set your display mode to either Extended Desktop (clear the Mirror Displays button) or Mirror Displays ( Figure 1).Select Refresh Rate and set your Hertz to 60 Hz.Select Color and set to Millions of Colors.Select Display tab to set the screen resolution.On your Mac’s System Preferences, select Displays to choose your external monitor.Connect your Mac computer to your monitor using the USB Type-C or Thunderbolt 3 cable.**USB 3.0 with USB Type-C Prioritization set to High Data Speedįollow the instructions to set up your Dell UltraSharp monitor using USB Type-C connection. Table 1: Supported Dell UltraSharp monitors with USB Type-C for Mac computers. Supported Dell UltraSharp monitors with USB Type-C for Mac computers. Mac computers compliant to USB Type-C and VESA standards should work with Dell UltraSharp USB Type-C monitor. Note: This article applies to UltraSharp USB Type-C monitors.ĭell UltraSharp monitors with USB Type-C are compliant to USB Type-C standards and VESA display modes.

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