Ender 3 s1 pro auto bed leveling July 8, 2019 16 32 64 128 Ender 3 s1 pro auto bed leveling not working Ender 3 s1 pro auto bed leveling gcode Creality ender 3 s1 pro auto bed leveling Creality ender 3 s1 pro auto bed leveling not working Bed leveling ender 3 Ender 3 level bed