How to Change Z Offset in Bambu Studio

Z offset controls how close the nozzle sits to the bed on the first layer, which is the single biggest factor in first-layer quality. On Bambu printers you set it on the printer itself (the device screen or the Bambu Handy app), not in Bambu Studio, whose printer settings do not include a Z offset field. A negative value moves the nozzle closer to the bed; a positive value lifts it.

Where to change it

On Bambu printers, Z offset lives on the printer, not in Bambu Studio. The slicer's printer settings do not expose a Z offset field (the P1S printer settings below have none), because Bambu machines manage first-layer height through their own calibration.

• On the printer or Bambu Handy: adjust Z offset from the device screen or the Bambu Handy app, before or during a print, which lets you dial the first layer live while you watch it.
• Re-run auto bed leveling first. Z offset is a fine adjustment on top of a good level, not a fix for an unlevel bed.

Which way to move it

• First layer too high (not squished, lines barely touching, poor adhesion): decrease Z offset (more negative) to bring the nozzle closer.
• First layer too low (nozzle dragging, lines flattened or translucent, marks in the bed): increase Z offset (more positive) to lift it.

Adjust in small steps, around 0.01 to 0.05 mm, and judge each change by the first layer. Z offset is sensitive, so small numbers matter. Tuning first-layer flow alongside it (see setting temperature and print speed) helps too.

Why this matters for a print farm

Z offset is per-printer: every machine has its own sweet spot, and a value that is perfect on one printer can ruin first layers on another. In a farm you cannot bake one global number into a shared profile and expect good first layers everywhere.

Printago keeps per-printer configuration separate from the shared slicing profile, so each machine carries its own Z offset while the print settings stay common across the queue. That separation is what lets one profile route safely to many machines. See how to set up a 3D print farm and the Bambu Lab print farm guide.