Anycubic Chiron Firmware 135 ((full)) Download Repack Jun 2026

: Click Update Firmware , then choose Upload Custom Firmware . Browse to your downloaded chiron_firmware_1.3.5_repack.hex file.

The incompatibility stems from the printer's TFT (Thin-Film Transistor) touchscreen panel. Anycubic produced two versions of the Chiron, each with a visually distinct screen, and the firmware is tied to the specific screen model.

Stock firmware measures 25 points but often fails to save them. The repack version (1.3.5) includes a patched G29 command that actually stores the mesh to EEPROM persistently. anycubic chiron firmware 135 download repack

Because the repack changes how the mesh bed leveling operates, run a brand new auto-leveling cycle using the Chiron's probe attachment.

The factory Chiron uses loud A4988 drivers. If you swapped them out for silent TMC drivers, downloading a stock repack will reverse your motor directions. Look for a repack labeled "TMC2208/TMC2209 inverted" if you have upgraded. : Click Update Firmware , then choose Upload Custom Firmware

Navigate to your extracted folder, select the downloaded 1.3.5 Repack .hex file, and click open.

Before starting, gather:

Upgrading your 3D printer firmware is the most effective way to unlock hidden capabilities, improve print quality, and ensure machine safety. For owners of the massive Anycubic Chiron, the stock firmware often leaves a lot to be desired, particularly regarding bed leveling accuracy and thermal safety.