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© Prusa Research a.s.

Original Prusa MMU1 support

Firmware 3.2.3

November 19, 2021

PrusaSlicer 2.6.0

April 17, 2024

Handbook 1.0

November 16, 2021

Useful links

MMU1 Community Forum
MMU1 Printable Parts
MMU1 Spare Parts
Sample G-codes

Upgrade your Original Prusa i3 MK2/S with MMU1

Community posts

Only one belt vibrating (twice in a row) during manual belt tuning

12/30/2025, 2:20:50 PM
3 replies

12/30/2025, 2:11:31 PM
51 replies

Prusa, if you are listening your web site needs fixing

12/30/2025, 2:11:00 PM
21 replies

Y axis variable resistance

12/30/2025, 2:02:31 PM
6 replies

No heating of BOTH nozzle AND bed

12/30/2025, 1:49:45 PM
5 replies

Introduction

Original Prusa i3 MK2/S to MMU1 upgrade

1 chapter

guideCategory-difficulty-unknown