Displaylink ceases to work in 10.13.4

[bernie]

Originally Posted by DLguy

Both, apple ruined it for DL and DL needs to work on making updates to be compatible with the new OS

It may not be possible for DisplayLink to do anything if the problem is at the OS API level.

What if DisplayLink and the other affected companies simply have no ability to restore extended display support? What if only Apple can restore it to work as it did in 10.13.3?