Originally Posted by
Internaut
I have the same issue with the M1 MacBook Air, 25” Dell Ultra Sharp and Caldigit Soho Hub. Sometimes takes sleeping/waking a couple of times to get the external display on. Disappointed Apple didn’t iron out that one with the next generation.
FWIW I got an Anker Thunderbolt 4 dock and Samsung S65UA 34” ultrawide monitor. This issue with unreliable external display activation seems to not exist with this particular combo, where it did exist for me previously with various other dock+monitor+Mac combinations.