"using Nvidia GPU" Yup, still no xrandr support which makes any on-the-fly monitor config changes very difficult or impossible. Sometimes, if you use twinview

"using Nvidia GPU" Yup, still no xrandr support which makes any on-the-fly monitor config changes very difficult or impossible. Sometimes, if you use twinview and nvidia-settings from the start and if the moon is aligned just right, you can dynamically configure monitors / video ports. Sometimes.