Rotate screen raspberry pi

Source: https://howchoo.com/pi/raspberry-pi-display-rotation

Open file

sudo nano /boot/config.txt

Rotate the display

display_rotate=0 # Normal (landscape)
display_rotate=1 # 90 degrees (portrait, upside down)
display_rotate=2 # 180 degrees (landscape)
display_rotate=3 # 270 degrees (portrait, upside down)
display_rotate=0x10000 # horizontal flip
display_rotate=0x20000 # vertical flip

Rotate touch input

lcd_rotate=0 # default (normal landscape)
lcd_rotate=1 # 90 degrees (portrait, upside down)
lcd_rotate=2 # 180 degrees (landscape)
lcd_rotate=3 # 270 degrees (portrait, upside down)

Reboot the device