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Original Prusa XL Changelog

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Version 6.4.1

20.04.2026
  • Improved phase stepping calibration
  • Fixed homing issues with no tool picked
  • Fixed toolchanger service moves being affected by user feedrate override
  • Relaxed nozzle cleaning checks to prevent false nozzle cleaning failed errors
  • Relaxed print fan selftest thresholds to reduce false failures
  • Known issue - Power panic resulting in a BSOD

Version 6.2.6

03.09.2025

Summary

  • Display refresh rate fallback to improve stability
  • Reduced sensitivity to bed heating fluctuations on XL
  • Fixes for rare BSOD crashes during filament handling

Version 6.2.5

28.04.2025
  • Fixed hangs during fast consecutive toolchanges

Version 6.2.4

15.04.2025
  • Reduced USB errors
  • Fixed returning to wrong Z position after pause
  • New print fan type [XL]
  • Improved extruder error detection [XL]

Version 6.2.2

05.03.2025
  • Fix consistent layer shifts
  • Fix stack overflow
  • Improve network throughput