Premy: 3D printer settings, maintenance notes and freely shared print drawings. Notes from the workshop.

Bambu Studio support blocker: stop unwanted supports

Why a support blocker can seem to do nothing, how manual types limit supports to painted areas, and the xy distance fix for towers in narrow grooves.

2 Oct 2026  •  7 mins read

Export plate sliced file vs G-code: AMS from SD

Plain .gcode on the SD card starts with no AMS prompt and loads nothing. Export plate sliced file keeps the AMS data: why, and how to repack it.

2 Oct 2026  •  6 mins read

Bambu Lab TPU not extruding? Rule out the nozzle

TPU starves on the first layer while PETG prints fine? Reset to Generic TPU, rule out a high-flow CHT-style nozzle, then work on the stringing.

2 Oct 2026  •  6 mins read

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