[raamdev]

> macOS is fairly weak, being more inclined to manually accomplishing it.

I found the SwitchResX app [1] to be really useful for switching to portrait mode on macOS. I have a 2017 13" MacBook Pro and that app made it possible to use the 27" LG UltraFine 5K display in portrait mode. I also use Spectacle [2] for moving windows around with the keyboard.

1. https://www.madrau.com/ 2. https://www.spectacleapp.com/