Print Issue with clean surface (under-extrusion?)

[Wyphorn]

Hi @luckyluc ,

did you calibrated your extruder?

Summary: Extruder calibration a must

The topic known as: has become very useful to point people to so that they can calibrate their e-steps. However, that topic has become a bit large and overwhelming for a newcomer. So I’m starting this topic as an easier alternative to refer people to. Please continue to use the original topic for any discussion or questions so that we can keep this thread lean & mean. Here are the steps for calibrating the extruder on a Snapmaker A150, A250, or A350: On the touchscreen, swipe left and tap …