我不认为自己是 Linux 大师。我不确定我需要提供哪些信息。如果您给我指示，我将很乐意更新我的问题。
HP Spectre x360 - 13-4190nz与Ubuntu 18.10
办公
笔记本电脑分辨率：2560x1440
第二显示器：迷你显示器到 hdmi，2560x1440主要
第三显示器：hdmi 2560x1440
Home
laptop resolution: 2560x1440
second monitor: mini-display to hdmi, 1920x1080 primary
third monitor: hdmi 1920x1080
Note: I'm not entirely sure if my setup at home is exactly correct. I won't be home before a few days.
Whenever it's at home nor at the office, once I pass the login screen, Ubuntu detects only one of my external …