Please check it:
https://help.ubuntu.com/community/HybridGraphics
add kernel command line option fbcon=map:1
This will tell the fbcon to map itself to the /dev/fb1 framebuffer dev and not the /dev/fb0, that in our case exist on the wrong graphics card.
Please check it:
https:/ /help.ubuntu. com/community/ HybridGraphics
add kernel command line option fbcon=map:1
This will tell the fbcon to map itself to the /dev/fb1 framebuffer dev and not the /dev/fb0, that in our case exist on the wrong graphics card.