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qwerter18

macrumors member
Original poster
Feb 9, 2021
55
5
Hello again,

I am using a MP5.1 with a Radeon 580 graphics card.
The standard monitor is connected with a Displayport cable and works fine.

Sometimes I am conntecting a "Huion Kamvas pro 16 drawing tablet" for painting.
It is conntected via HDMI Cable and works fine.

If both are connected, the Mac automatically changes to the "Art Tablet" and if I disconnect, it changes back to the Main Monitor.
So everything works as it should.

PROBLEM:
If I leave the HDMI Cable plugged in, without powering the art tablett, then the MAC tries to start in HDMI mode and cannot find any monitor.
So I have to change manually on the monitor hardware to select the right Display Port...
If I unplug the HDMI cable... MAC starts with correct monitor without any help from me.

QUESTION:
Is there any way to choose the DisplyPort Out from Radeon as a primary port, while keeping the unused HDMI cable plugged in?

Thanks for your help.
 
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