After turning on the printer's power, the touch screen or Fluidd immediately displays an error message: "Section gcode_shell_command clear_plr is not a valid config section."
Firmware download link:
https://www.elegoo.com/pages/download
How to update the repair firmware/motherboard firmware/touch screen firmware for Neptune 4 Plus & Max:
https://wiki.elegoo.com/neptune/neptune-4-plus-max-how-to-use-motherboard-and-touch-screen-firmware
How to update the repair firmware for Neptune 4 & 4 Pro:
https://wiki.elegoo.com/neptune/load-fix-pack
How to update the motherboard firmware and touch screen firmware for Neptune 4 & 4 Pro:
https://wiki.elegoo.com/neptune/motherborad-and-touch-screen-firmware-update
Video tutorial for updating the touch screen and motherboard firmware:
https://www.youtube.com/watch?v=TC-Y0lonv74
Please refer to the link below to update the image file:
https://wiki.elegoo.com/machines/neptune/maintenance/neptune-4-series/image-installation-methods