I've confirmed this by trying to plug in 3 monitors directly into the ports on the Mac Mini two via thunderbolt, 1 via HDMIwith the same results as the OP If you are noticing your screen flickering, this may be your power management feature trying to switch back and forth between your onboard and eGPU. Related 0. This article might contain information on why this doesn't work. After opening my.
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Connect multiple displays to your Mac mini (2018)
Do you want your additional monitor to be an extension of the original screen or to mirror it? I have the Mac Mini late and want to hook up 3 monitors in total. Some notes: Dragging the main menu bar between the two monitor icons will give you an additional option of selecting one of the two as your main monitor. No more screen flickering! You can use a different USB adapter there are several on the market but make sure that it's Mac compatible. Heck, the old Macbook Pro was capable of more.