Rotate Screen

X11

Run the command

  sudo nano /etc/X11/xorg.conf.d/00-rotate.conf

Find the line Option "Rotate" "Right", replace "Right" with the desired rotation

  90 degrees    "Left"                    
  180 degrees   "Inverted"                
  270 degrees   "Right" 【Default】

Find the line Option "CalibrationMatrix" "0 1 0 -1 0 1 0 0 1", replace "0 1 0 -1 0 1 0 0 1" to rotate touch input

  90 degrees     "0 -1 1 1 0 0 0 0 1"
  180 degrees    "-1 0 1 0 -1 1 0 0 1"
  270 degrees 【Default】  "0 1 0 -1 0 1 0 0 1"

If you want a portrait orientation, simply delete this file
```
  sudo rm /etc/X11/xorg.conf.d/00-rotate.conf
```