Original Prusa MK4 support

Original Prusa MK4 support

Firmware 6.5.7

June 19, 2026

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Changelog

Handbook 1.03

September 22, 2023

Assemble the Original Prusa MK4

1. Introduction2. Frame assembly3. X-axis & X-carriage assembly4. Z-axis assembly5. Nextruder assembly6. xLCD assembly7. Y-carriage & Heatbed assembly8. Preflight checkManual changelog MK4 kit

Original Prusa MK4 kit assembly

9 chapters
Moderate
Begin assembly

Upgrade to MK4 from MK3/MK3S/MK3S+

1. Introduction1a. Parts check1b. Printer disassembly1c. Parts preparation2. Frame assembly3. X-axis & X-carriage assembly4. Z-axis assembly5. Nextruder assembly6. xLCD assembly7. Y-carriage & Heatbed assembly8. Preflight checkManual changelog

Original Prusa i3 MK3/MK3S/MK3S+ to MK4 upgrade

12 chapters
Moderate
Begin assembly

Get started with MK4

First print with PrusaSlicer

First print with PrusaSlicer

If you are using PrusaSlicer for the first time to generate a gcode or bgcode for printing, you can follow the steps below. Click on the links to get more information about the…

Community posts

Second Layer issues
Jacob4guide
  • 3 replies
Filament Jam
Neal
  • 3 replies
Problema con sub-extrusón no finaliza impresiones
ze_ramon
  • 4 replies
CoreOne heating by an external heating source controlled by GPIO hackerboard
Same Old Shane
  • 2 replies
#13201 – Bed preheat error (intermitant MK4
GreenyMeanie
  • 8 replies

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