What are you using to communicate with the machine?

Choose and select the .hex file you downloaded.

Many users have successfully obtained the HEX file by emailing Anycubic Customer Service directly, particularly if their machine is experiencing stability issues. How to Install

Anycubic Chiron Firmware 1.3.5 Download: Step-by-Step Guide The Anycubic Chiron is a favorite among 3D printing enthusiasts for its massive 400x400x450mm build volume. To maintain printing precision, stability, and safety across this large area, keeping your machine's firmware updated is critical.

Now go forth and print big. Your Chiron has never been more ready.

Updating the Chiron is straightforward but requires a physical connection to a computer. You cannot update the firmware via the SD card alone.

Disclaimer: As manufacturers update their portals frequently, direct links may expire. The following is the standard acquisition procedure.

Feature Updates, Acquisition, and Installation Guide Target Audience: Anycubic Chiron Operators and Maintenance Technicians