Tip: MK3S+ MMU3 owners, who are upgrading to the MK3.5 need to purchase just this cable, the rest of the setup remains the same as on the MK3S+.

Connect your MK3.5 with MMU3īefore you fire up the printer, you need to use the MMU3 xBuddy cable, which is either part of the MMU3 MK3.5 package or can be purchased separately on the Prusa e-shop. Tip: MK3S+ MMU3 owners, who are upgrading to the MK3.5 can keep their extruder intact as both MK3S+ and MK3.5 are using the exact same extruder parts. All the parts are included in the MMU3 package and will soon be available on the Prusa e-shop. To use your MK3.5 with the MMU3, you need to upgrade the upper part of the extruder with new printed parts, which we familiarly call “the chimney”. The Multi-Material Upgrade adds more complexity to the entire setup and in case of issues, this move significantly improves the troubleshooting experience.

Here is a quick overview of the hardware and software prerequisites with the following calibration setup: Single material MK3.5 calibrationĪs usual, before you install the MMU3 on your printer, make sure the MK3.5 was successfully calibrated and at least one single material print was done. Some features are similar to the 8-bit MK3S+, some were improved fully utilizing the larger LCD of the MK3.5. This is the first release of the MMU3 working together with the 32-bit Buddy hardware. The latest generation of our Multi-Material Upgrade (MMU3) is now officially compatible with the Original Prusa MK3.5. You need to update your MMU3 unit and calibrate the entire setup, so please read the instructions below carefully. Starting firmware 5.2.1, we are rolling out official support for the MMU3 for this printer model. This is a stable release of the firmware MK3.5 recommended to all users.

Instal the new Video Shaper Pro 5.4