This article is part of the Prusa XL Technical Series on INVESTEGATE.de
All guides assume that the Prusa XL Fundamentals are correct.
If not, start here:
Prusa XL Basics – Technical Fundamentals
Prusa MK3.5 / MK3.5S Bed Leveling Guide with OctoPrint and Prusa Leveling Guide Plugin
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Tune your Prusa MK3.5 or MK3.5S Nylock or Silicone Mod with OctoPrint and the Prusa Leveling Guide plugin. Visual MBL results for a flatter print…
Custom Firmware v1.0 for Original Prusa MK3.5 / MK3.5S
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This Custom Firmware v1.0 is an unofficial firmware release for the Original Prusa MK3.5 and MK3.5S, based on Prusa-Firmware-Buddy v6.5.3. It adds experimental tuning options…
Flashing Custom Firmware on the Prusa XL
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Step-by-step guide to flashing custom firmware on the Prusa XL – including bootloader, BBF builds, Klipper and common troubleshooting tips.
Prusa XL: Toothed vs. Smooth Idlers on 2GT Belts
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Toothed vs smooth idlers on the Prusa XL: 2GT belt geometry, manufacturer sizing guidelines, and mechanical implications explained.
ScrubbyXL – Automatic Nozzle Wipe (MBL & during printing)
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ScrubbyXL is an automatic nozzle wipe mod for the Prusa XL: cleans before MBL for a better first layer and wipes during long prints to…
Phaetus SiC Nozzle Long-Term Review: Problems, Failures and Alternatives
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Long-term real-world experience with Phaetus SiC nozzles on the Prusa XL Nextruder: clogging, chipped tips, false filament errors, and why ObXidian proved more reliable.
Prusa XL – Custom G-Codes
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This article lists custom G-codes for the Prusa XL Toolchanger that go beyond normal day-to-day printing.
Creality Space Pi X4 vs X4L – Comparison & Essential Mods
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Comparison of the Creality Space Pi X4 vs X4L. Real-world experience, required mods, key differences, and which one is worth buying.
Prusa XL Basics – The Technical Foundation You Must Get Right
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Technical fundamentals every Prusa XL owner must understand before calibration, troubleshooting, mods, or tuning. Not optional. Not beginner-friendly.