Original Prusa MK4 | Prusa Knowledge Base

Assemble the Original Prusa MK4

Original Prusa MK4 kit assembly

9 chapters

Moderate

Begin assembly

Upgrade to MK4 from MK3/MK3S/MK3S+

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

12 chapters

Moderate

Begin assembly

Get started with MK4

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…

Prusa Connect and PrusaLink explained

Prusa Connect and PrusaLink are two remote printing solutions developed in-house by Prusa. Its origin is in the management system used in our record-sized print farm located in…

How to update firmware (CORE One L, CORE One, MK4/S, MK3.9/S, MK3.5/S, XL)

On the Prusa CORE One L, Prusa CORE One/+, Original Prusa MK4/S, MK3.9/S, MK3.5/S, and XL, the firmware is flashed using a USB flash drive. This is valid for all ways of firmware…

Prusa Printer Upgrades

Original Prusa printers offer a range of upgrade options to keep your machine up-to-date with the latest features. This article overviews available upgrades for various models,…

Fix common issues

Changing or replacing the Prusa Nozzle

Replacing the Prusa Nozzle on your printer varies depending on the model of your printer. This article provides an overview of the different methods to replace the Prusa Nozzle,…

Warping

When printing large objects, you can sometimes run into an issue with the corners of the object being lifted from the bed – mostly when printing with high-temperature materials…

Community posts

issue with perimeters in "vertical shells"

PVPrusa

Jul 19, 2026, 2:01:53 PM
1 reply

Update to firmware 6.5.7 or not ?

atloveday

Jul 18, 2026, 2:15:01 PM
7 replies

Small Collisions between nozzle and print leading to some sort of ringing pattern

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About Prusa Research

Original Prusa MK4 support

Firmware 6.5.7

PrusaSlicer 2.9.6

Handbook 1.03