Anycubic Chiron Firmware 1.3.5 Download ^new^ Page
Due to the lack of official documentation for v1.3.5, many advanced users recommend transitioning to community-maintained Marlin 2.x builds:
Click . Cura will automatically begin flashing the mainboard.
Resolves data storage bugs during the 25-point automatic leveling process.
This custom Marlin firmware is typically installed using the Arduino IDE, a more technical but well-documented process, as outlined in the repository's instructions. Anycubic Chiron Firmware 1.3.5 Download
Once finished, it is crucial to go to the printer's menu: Settings -> Restore Defaults . Alternatives to Stock Firmware 1.3.5
Look for verified forks of Marlin customized for the Chiron Trigorilla mainboard.
The official Chinese Anycubic support site hosts the Chiron v1.3.5 ZIP package. Due to the lack of official documentation for v1
This usually means Cura cannot talk to the printer. Close any other programs that might be using the COM port (like OctoPrint, Pronterface, or Simplify3D). Make sure your computer's device manager recognizes the CH340 USB-to-serial drivers.
Remember: A firmware update is not magic. It provides the tools for success. Combine it with proper mechanical calibration, a dry filament, and a clean build surface, and your Chiron will print reliably for thousands of hours.
Version 1.3.5 was released to address the "probing failed" errors that plagued the earlier TMC driver iterations. It is identifiable by the startup screen which displays the version number prominently in the center of the display. This custom Marlin firmware is typically installed using
Visit the official Anycubic support page: https://www.anycubic.com/pages/download (Navigate to “Firmware” and select “Chiron” from the dropdown. Look for )
The file size is usually around 180–220 KB. If you see a file named Chiron_TRI_1.3.5.hex , “TRI” refers to the Tricolor model (some Chiron variants use the same firmware).
This is a crucial fork in the road. The official 1.3.5 firmware is stable, but some advanced users prefer community builds (e.g., Knutwurst’s Marlin 2.x for Chiron).