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Using Dell WD19TBS with 14" MacBook Pro M1 with 2 external monitors?

I am trying to use the docking station with my M1 MacBook pro and am having issues. I can connect, but my 2 external monitors just mirror each other - how do I make them both act as additional screens? I don't want them mirrored



MacBook Pro (M1, 2020)

Posted on Apr 2, 2023 11:17 AM

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Posted on Apr 5, 2023 8:09 AM

SOLUTION FOUND: for anyone that stumbles upon this with the same issue, you need to have 1 DP to DP cable for the first monitor, and a DP to usb/thunderbolt cable for the second monitor. I previously had DP to DP twice, and since getting a DP to usb/thunderbolt cable the issue is now fixed!

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Apr 5, 2023 8:09 AM in response to Grant Bennet-Alder

SOLUTION FOUND: for anyone that stumbles upon this with the same issue, you need to have 1 DP to DP cable for the first monitor, and a DP to usb/thunderbolt cable for the second monitor. I previously had DP to DP twice, and since getting a DP to usb/thunderbolt cable the issue is now fixed!

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Apr 3, 2023 5:28 AM in response to samapplesam

The Mac can support up to two displays on one cable out of the Mac ONLY when the port and the cable are genuine Thunderbolt , and the first device is a genuine Thunderbolt device (Dock or Display).


Connecting with only a USB-C cable will NOT work on a Mac, regardless of whether your Windows computer supports it.

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Apr 3, 2023 3:01 PM in response to samapplesam

sorry, I wrote that wrong:


Problem:

The video on the attached monitor is not displaying as an Extended Monitor.


Suggested solutions:

  • Ensure that the Intel HD Graphics driver is installed in the Windows Device Manager.
  • Ensure that the nVidia or AMD Graphics driver is installed in the Windows Device Manager.
  • Open the Windows Display Properties and go to Multiple Displays control to set the display to the extended mode.


---end of suggestions---


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Apr 3, 2023 8:47 AM in response to Grant Bennet-Alder

Hi Grant, thanks for the info. So if I get a thunderbolt cable and connect from my Mac to the dock, will it work? Or am I misunderstanding? Thanks


Edit: sorry I just realised that my MBP doesn't seem to have a thunderbolt port - only USB C. How can I make this work? Sorry I'm a bit confused

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Apr 3, 2023 12:54 PM in response to Grant Bennet-Alder

Hi Grant, the input cable does have a thunderbolt symbol - I've tried to attach a photo but it keeps failing.


You can see what the cable looks like here: https://www.ndc.co.uk/media/catalog/product/cache/3f9fa13c20827c5a85b5b37421c55530/b/6/b6034_dell_wd19_wd19s_series_docking_station_cable_upgrade_module_j4w65.jpg

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Using Dell WD19TBS with 14" MacBook Pro M1 with 2 external monitors?

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