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UNDER-EXTRUSION ON BAMBU LAB P1S WITH PETG- COMMUNITY FIXES

Bambu Lab P1S PETGUnder-Extrusion

13 posts in our dataset matching Bambu Lab P1S + PETG + under-extrusion.

We pulled the 13 matching cases from r/FixMyPrint and ranked the fixes by how often they were OP-confirmed or top-voted. Use these as a starting point - the deterministic engine on Fix My Print can adjust your specific slicer settings.

TOP CONFIRMED FIXES

Confirmed on Bambu Lab P1S with PETG

  1. #1

    Dry the filament

    Confirmed by 1 userSuggested in 3 posts33% success rate
  2. #2

    Increase nozzle temperature

    Suggested in 2 posts
  3. #3

    Tune pressure advance

    Suggested in 1 post
  4. #4

    Adjust Z-offset

    Suggested in 1 post
  5. #5

    Clean the build plate

    Suggested in 1 post

Full Failure Guide

Want the full breakdown of under-extrusion - what causes it, how to diagnose it on the bed, and the fixes by cause? Read the failure guide.

Read the Under-Extrusion guide

Printer Profile

Full specs, filament compatibility ratings, and the known quirks of the Bambu Lab P1S - including which materials it handles well and where it tends to struggle.

View the Bambu Lab P1S profile

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