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Here is the solution to resolve PCI Express Root Complex driver Issue Click here to view the instructions!
HP Recommended

@MattJUK As per the specs, only one of the 4 USB Type-C ports support the video conversion, so please check which port is being used, that said, if you've already checked all the ports and none of it worked, try the mini DisplayPort and the HDMI to check if that works.

Keep me posted.

Riddle_Decipher
I am an HP Employee


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