7 Oct 2020, 21:15

@lackyluuk ok you can try to add only

hdmi_cvt=1024 600 3 0 0 0

can you give us the full reference of your screen please.

and what does the following command give on your RB without any modification of config.txt :

# cut -d, -f2 /sys/class/graphics/fb0/virtual_size