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使用 xrandr 并没有用，装了 nviDIA 驱动导致 ubuntu 导致桌面 dock 显示不了，求双显示屏方案。
学习是最好的投资！
It should be that you installed xrandr but it doesn’t work. I don’t use the unity desktop, but I always use xrandr for multi-screen display.
The dock cannot be displayed and it has nothing to do with multi-screen display.
See Multihead and xrandr for solutions
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
It should be that you installed xrandr but it doesn’t work. I don’t use the unity desktop, but I always use xrandr for multi-screen display.
The dock cannot be displayed and it has nothing to do with multi-screen display.
See Multihead and xrandr for solutions