Before closing this tab, ensure you have:

This comprehensive guide covers everything you need to know about downloading and installing the , a community-optimized version of the stock Marlin codebase designed to maximize the performance of this large-format machine. Why Choose a Firmware Repack Over Stock?

Navigate to your extracted repack folder and select the chiron_v1.3.5.hex file.

: A community-maintained version is available on Google Drive for easier access. Google Drive - Anycubic Chiron 1.3.5 Updated Installation Guide Screen Firmware Format a microSD card to FAT32. Place the screen firmware (often in a folder named or a specific file) on the root of the card. Insert the card into the slot under the LCD screen and power on the printer.

Ensure you have the correct CH340 drivers installed on your computer. Without these drivers, your operating system cannot talk to the Trigorilla board over USB.

The Anycubic Chiron is a workhorse in the 3D printing community, boasting a massive build volume of 400 × 400 × 450mm. However, to unlock its full potential and resolve common issues like erratic leveling or thermal instability, upgrading the firmware is essential.

for an original community-sourced Marlin 2.0.x configuration for the Chiron. Check this Reddit troubleshooting guide if your screen hangs on a progress bar after flashing. Does your Chiron have the blue/yellow white/blue screen theme?

By providing a comprehensive guide on downloading, repacking, and updating the AnyCubic Chiron firmware to version 1.3.5, we hope to have helped you keep your 3D printer up-to-date and running smoothly. Happy printing!

Once the printer reboots, look at the touchscreen or connect via a terminal (like Pronterface or OctoPrint).

: Do not flash v1.3.5 to older machines with the white/blue color scheme screen unless specifically instructed by Anycubic support.