Next we will go to a Web browser to the Pi's IP address. You will see an error for "Unable to open config file /home/pi/klipper_config/printer.cfg"

Download the printer.cfg file from github and upload it to the config directory

Open your newly created "printer.cfg". Scroll down to line 169. Make sure you update the config with your serial ID you got from "ls /dev/serial/by-id/*"

Double check the mcu rpi serial ID in line 181 maches "ls /tmp/*"

Click SAVE and restart the printer