Maybe check yout this thread? Form the smal things on the Surface, you might getting overextrusion which over time presses out tomuch filament and leaves this “worms” Extruder Calibration a must
Maybe check yout this thread? Form the smal things on the Surface, you might getting overextrusion which over time presses out tomuch filament and leaves this “worms” Extruder Calibration a must