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Original Prusa MMU3 Changelog

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Version 6.3.4 (3.0.3) CORE One

  • Smarter heat absorption logic
  • Retuned heatbed PID for thermal stability
  • Automatic display refresh rate fallback
  • Additional updates, improvements, and fixes

Version 6.3.3 (3.0.3) CORE One

  • Added Ukrainian translation
  • Door sensor now disabled by default
  • Configurable PTFE Tube Length for MMU3
  • Timeout added for ventilation grille prompt
  • Improved G-Code support for chambers
  • Fixed BSOD when preheating with "Custom" filament
  • False “Fan Not Spinning” errors on DIY filtration should be resolved
  • Fixed footer not updating after selection
  • Increased max supported nozzle diameter

Version 6.2.4 (3.0.3) MK4S, MK4, MK3.9S, MK3.9

  • Reduced USB errors
  • CORE One printer detection
  • Fixed returning to wrong Z position after pause

Version 6.2.4 (3.0.3) MK3.5S, MK3.5

  • Reduced USB errors
  • CORE One printer detection
  • Fixed returning to wrong Z position after pause

Version 6.2.3 (3.0.3) MK4S, MK4, MK3.9S, MK3.9

  • Hotfix for the MMU overcurrent
  • Fixed returning to wrong Z position after pause