English forum České fórum Polskie forum Forum Français Forum Italiano Foro Español Deutsches Forum Recent Posts Announcements Forums English forum Original Prusa MK3.9S Assembly and first prints troubleshooting Notifications Clear all Assembly and first prints troubleshooting | RSS Topic Title Last Post Views Posts Author Error 20615 - Unable to verify the extruder ty... By AvariCe on Oct 05 181 2 ritchim008 Belt tension web app By Brock Lesnar on Oct 04 137 2 mk Share: