Firmware downloads Alex Fordyce May 31, 2018 06:43 Updated Follow There is a different version of firmware depending on which extruder you 3D printer has. If your extruder has a RED band near the main connector it is a 24V extruder and you will need the Me2_HV firmware. Me2_HV (24V Extruder) Otherwise use the LV firmware Old - Me2_LV (12V Extruder) Once you have downloaded your new version of firmware, head over to this article for instructions on how to upload it to your Me2 printer. Related articles Get Started with BuildFlow Online Getting started: Me3D BuildFlow Print Server How To: Change the extruder nozzle PlaceholderTroubleshootingTool How do I set up my 3D printer? Comments 0 comments Please sign in to leave a comment.