Downloads

Original Prusa i3 MK3S & MK3S+

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Firmware 3.10.0 May 7, 2021

Download 3.10.0 (7MB)

Changes in 3.10.0

  • New "Print from SD" menu
  • "Time Remaining" function improved
  • Community translations
  • Faster and quieter XYZ calibration
  • PVB preheat preset
  • Satin sheet profiles
  • G-code "M204 T" implemented
  • Improved filament troubleshooting
  • Support for 0.8mm nozzles
  • Optimizations for print hosts (e.g. Octoprint)
  • Optimized code size and RAM usage
  • File listing adjusted for remote printing software
  • Z offset during M600 reverted
  • Factory reset menu extended

Drivers & Apps 2.3.3 July 20, 2021

Changes in 2.3.3

  • PrusaSlicer 2.3.3
    • Patch release - fixing the bug in handling FDM multi-material project and configuration files

Handbook 3.16 August 6, 2021

Download 3.16 (19MB)

Changes in 3.16

  • Steel sheets chapters updated with the info about Satin sheets
  • The separate chapter about Satin sheets added
  • Chapter Printer unpacking and proper handling updated
  • Chapter LCD Menu updated according to the latest firmware
  • Language Settings chapter updated
  • Dump memory chapter added
  • Info about 0.8mm nozzle added
  • Small updated in Materials chapters

Original Prusa MINI & MINI+

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Firmware 4.3.3 new October 15, 2021

Download 4.3.3 (1MB)

Changes in 4.3.3

  • Support for custom extruders
  • Thermal regulation for custom extruders
  • Extended print statistics
  • Nozzle pressurizing improved
  • Translations updated
  • BSOD caused by a broken thermistor fixed
  • Print timer fixed

Drivers & Apps 2.3.3 July 20, 2021

Changes in 2.3.3

  • PrusaSlicer 2.3.3
    • Patch release - fixing the bug in handling FDM multi-material project and configuration files

Handbook 1.0.7 March 17, 2021

Download 1.0.7 (16MB)

Changes in 1.0.7

  • Changes related to MINI+ release

Original Prusa i3 MK2.5S

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Firmware 3.10.0 May 7, 2021

Download 3.10.0 (10MB)

Changes in 3.10.0

  • New "Print from SD" menu
  • "Time Remaining" function improved
  • Community translations
  • Faster and quieter XYZ calibration
  • PVB preheat preset
  • Satin sheet profiles
  • G-code "M204 T" implemented
  • Improved filament troubleshooting
  • Support for 0.8mm nozzles
  • Optimizations for print hosts (e.g. Octoprint)
  • Optimized code size and RAM usage
  • File listing adjusted for remote printing software
  • Z offset during M600 reverted
  • Factory reset menu extended

Drivers & Apps 2.3.3 July 20, 2021

Changes in 2.3.3

  • PrusaSlicer 2.3.3
    • Patch release - fixing the bug in handling FDM multi-material project and configuration files

Handbook 2.62 June 12, 2020

Download 2.62 (9MB)

Changes in 2.62

Reflects changes introduced in FW 3.9.0:
  • First layer calibration chapter updated
  • Linear Advance chapter updated
  • Display brightness chapter added
  • LCD menu structure updated
  • MINTEMP information updated

Original Prusa SL1 & SL1S SPEED

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Firmware 1.6.3 September 8, 2021

Download 1.6.3 (170MB)

Changes in 1.6.3

This release includes two changes in the user interface and several bug fixes for the SL1 and SL1S:

  • Preprint workflow changed
  • Print profile selection added to PrusaLink

See full release log for more details.

Drivers & Apps 2.3.3 July 20, 2021

Changes in 2.3.3

  • PrusaSlicer 2.3.3
    • Patch release - fixing the bug in handling FDM multi-material project and configuration files

Handbook 1.06 July 7, 2021

Download 1.06 (2MB)

Changes in 1.06

  • Initial release reflecting the new features and changes in the Original Prusa SL1S SPEED

Original Prusa CW1 & CW1S

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Firmware 3.1.0 July 20, 2021

Download 3.1.0 (1MB)

Changes in 3.1.0

  • Support for CW1S
  • The drying temperature increased (CW1S)
  • Drying session extended
  • Hold platform (new feature)
  • Improved translations

Drivers & Apps 2.3.3 July 20, 2021

Changes in 2.3.3

  • PrusaSlicer 2.3.3
    • Patch release - fixing the bug in handling FDM multi-material project and configuration files

Handbook 1.01 August 28, 2020

Download 1.01 (28MB)

Changes in 1.01

  • Reflects changes introduced in FW 3.0.0

Original Prusa i3 MK3

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Firmware 3.10.0 May 7, 2021

Download 3.10.0 (7MB)

Changes in 3.10.0

  • New "Print from SD" menu
  • "Time Remaining" function improved
  • Community translations
  • Faster and quieter XYZ calibration
  • Optimizations for the MK3 filament sensor
  • PVB preheat preset
  • Satin sheet profiles
  • G-code "M204 T" implemented
  • Improved filament troubleshooting
  • Support for 0.8mm nozzles
  • Optimizations for print hosts (e.g. Octoprint)
  • Optimized code size and RAM usage
  • File listing adjusted for remote printing software
  • Z offset during M600 reverted
  • Factory reset menu extended

Drivers & Apps 2.3.3 July 20, 2021

Changes in 2.3.3

  • PrusaSlicer 2.3.3
    • Patch release - fixing the bug in handling FDM multi-material project and configuration files

Handbook 3.04 September 12, 2018

Download 3.04 (8MB)

Changes in 3.04

  • Loading filament (updated chapter)
  • LCD screen (updated chapter)
  • Beeper settings (new chapter)
  • Language settings (new chapter)
  • MMU 2.0 (new chapter)
  • Slic3r PE (updated chapter)
  • Filament sensor (updated chapter)
  • Updating firmware (updated chapter)
  • Linearity correction (new chapter)

Original Prusa i3 MK2.5

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Firmware 3.10.0 May 7, 2021

Download 3.10.0 (10MB)

Changes in 3.10.0

  • New "Print from SD" menu
  • "Time Remaining" function improved
  • Community translations
  • Faster and quieter XYZ calibration
  • PVB preheat preset
  • Satin sheet profiles
  • G-code "M204 T" implemented
  • Improved filament troubleshooting
  • Support for 0.8mm nozzles
  • Optimizations for print hosts (e.g. Octoprint)
  • Optimized code size and RAM usage
  • File listing adjusted for remote printing software
  • Z offset during M600 reverted
  • Factory reset menu extended

Drivers & Apps 2.3.3 July 20, 2021

Changes in 2.3.3

  • PrusaSlicer 2.3.3
    • Patch release - fixing the bug in handling FDM multi-material project and configuration files

Handbook 2.51 May 31, 2018

Download 2.51 (7MB)

Changes in 2.51

  • Error messages (Chapter 14) added
  • Nozzle change walkthrough updated
  • Firmware 3.2.1 update (Linear Advance, Safety Timer, Stall guard)
  • New photos (steel sheet, first layer)

Original Prusa i3 MK3S+/MK2.5S Multi Material 2S

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Firmware 3.10.0 (1.0.6) May 7, 2021

Download 3.10.0 (1.0.6) (11MB)

Changes in 3.10.0 (1.0.6)

Printer firmware update (3.10.0)

  • New "Print from SD" menu
  • "Time Remaining" function improved
  • Community translations
  • Faster and quieter XYZ calibration
  • Optimizations for the MK3 filament sensor
  • PVB preheat preset
  • Satin sheet profiles
  • G-code "M204 T" implemented
  • Improved filament troubleshooting
  • Support for 0.8mm nozzles
  • Optimizations for print hosts (e.g. Octoprint)
  • Optimized code size and RAM usage
  • File listing adjusted for remote printing software
  • Z offset during M600 reverted
  • Factory reset menu extended

MMU2 Unit firmware update (v1.0.6)

  • Improved stealth mode
  • Unload speed decreased
  • Disabled unwanted selector movement
  • Automatic idler disengagement

Drivers & Apps 2.3.3 July 20, 2021

Changes in 2.3.3

  • PrusaSlicer 2.3.3
    • Patch release - fixing the bug in handling FDM multi-material project and configuration files

Handbook 1.2 November 24, 2020

Download 1.2 (9MB)

Changes in 1.2

  • Changes related to MK3S+ release

MK3S+/MK2.5S Multi Material 2S  handbook in the other languages:
Čeština (v1.2) | Français (v1.1) | Deutsch (v1.1) | Italiano (v1.1) | Polski (v1.1) | Español (v1.1)

Older versions

Firmware 3.10.0 (1.0.6) May 7, 2021

Download 3.10.0 (1.0.6) (11MB)

Changes in 3.10.0 (1.0.6)

Printer firmware update (3.10.0)

  • New "Print from SD" menu
  • "Time Remaining" function improved
  • Community translations
  • Faster and quieter XYZ calibration
  • Optimizations for the MK3 filament sensor
  • PVB preheat preset
  • Satin sheet profiles
  • G-code "M204 T" implemented
  • Improved filament troubleshooting
  • Support for 0.8mm nozzles
  • Optimizations for print hosts (e.g. Octoprint)
  • Optimized code size and RAM usage
  • File listing adjusted for remote printing software
  • Z offset during M600 reverted
  • Factory reset menu extended

MMU2 Unit firmware update (v1.0.6)

  • Improved stealth mode
  • Unload speed decreased
  • Disabled unwanted selector movement
  • Automatic idler disengagement

Drivers & Apps 2.3.3 July 20, 2021

Changes in 2.3.3

  • PrusaSlicer 2.3.3
    • Patch release - fixing the bug in handling FDM multi-material project and configuration files

Handbook 1.03 December 19, 2018

Download 1.03 (8MB)

Changes in 1.03

  • Placement and setup (chapter updated)
  • Ejecting filament (chapter added)
  • Load to nozzle (chapter added)
  • Individual Filament calibration (chapter updated)
  • Power panic support (chapter added)
  • Troubleshooting - the most common problems (chapter added)
  • All five LEDs blinking red (chapter updated)
  • Loud clicking and idler unable to move freely (chapter added)
  • Filament not extruded during the print (chapter updated)
  • Filament can not go through the selector (chapter added)
  • Different filament tip shapes after the unload (chapter added)

Firmware 3.2.3 June 6, 2019

Download 3.2.3 (1MB)

Changes in 3.2.3

  • Preheat error improved
  • Improved temperature regulation
  • Remaining time estimation
  • Adjustable beeper notifications
  • Incomplete file check updated
  • G-code fixes (M27, M110, M115)

Drivers & Apps 2.3.3 July 20, 2021

Changes in 2.3.3

  • PrusaSlicer 2.3.3
    • Patch release - fixing the bug in handling FDM multi-material project and configuration files

Handbook 2.02 January 4, 2018

Download 2.02 (7MB)

Changes in 2.02

  • update based on changes in firmware v3.1.0 - Wizard, Linear Advance, SD Card sorting, etc.
  • Materials chapter update

MK2S  handbook in the other languages:
Čeština (v2.02)

Kit assembly manual
Older versions

Firmware 3.2.3 June 6, 2019

Download 3.2.3 (1MB)

Changes in 3.2.3

  • Preheat error improved
  • Improved temperature regulation
  • Remaining time estimation
  • Adjustable beeper notifications
  • Incomplete file check updated
  • G-code fixes (M27, M110, M115)

Drivers & Apps 2.3.3 July 20, 2021

Changes in 2.3.3

  • PrusaSlicer 2.3.3
    • Patch release - fixing the bug in handling FDM multi-material project and configuration files

Handbook 1.0 September 13, 2017

Download 1.0 (3MB)

Changes in 1.0

  • proper initial version
  • added ColorPrint MM
  • tested filaments
  • troubleshooting

Firmware 3.2.3 June 6, 2019

Download 3.2.3 (1MB)

Changes in 3.2.3

  • Preheat error improved
  • Improved temperature regulation
  • Remaining time estimation
  • Adjustable beeper notifications
  • Incomplete file check updated
  • G-code fixes (M27, M110, M115)

Drivers & Apps 2.3.3 July 20, 2021

Changes in 2.3.3

  • PrusaSlicer 2.3.3
    • Patch release - fixing the bug in handling FDM multi-material project and configuration files

Handbook 1.05 October 16, 2016

Download 1.05 (6MB)

Changes in 1.05

  • PEI surface preparation changes
  • calibration flow tweaks, when is needed to redo the calibration
  • how to change filament during a print
  • dental floss for object removing
  • light and full factory reset
  • firmware update

Firmware 3.0.12 June 23, 2017

Download 3.0.12

Changes in 3.0.12

  • Improved XYZ calibration
  • XYZ calibration results are now available in Support menu
  • Selftest fixed
  • Improved unload filament
  • Multi Material
  • When stopping a print, user is asked what filaments to unload
  • “T?” Gcode added, which selects extruder to use prior to the print
  • Added support for MK1

Drivers & Apps 1.7.7 May 6, 2017

Changes in 1.7.7

Slic3r PE upgraded to 1.34.1 – Up to 4x faster slicing thanks to parallelization

Handbook 1.01 September 9, 2015

Download 1.01 (5MB)

Changes in 1.01

Manual is suitable even for 3mm version except material temperatures and images.

Other downloads

MMU Post Processor

  • Only for MMU 1 (not compatible with MMU 2.0)
  •  Download

MK2/S V2 CALIBRATION

MK2 MMU V2 CALIBRATION

RAMBO ADDON FOR ARDUINO

  • Enables Arduino IDE to upload the FW. If you can use our FirmwareUpdater and hex files.
  •  Download