Browse your files and select the downloaded firmware_1.3.5_repack.hex file.
The Anycubic Chiron runs on a (similar to RAMPS 1.4 but with integrated drivers). The last stable official firmware versions are:
This is the step most users forget, leading to a blank screen or gibberish text.
A flashing utility software, such as or PrusaSlicer .
After installation, verify:
Are you planning to compile for upgraded parts?
Load this onto a formatted FAT32 microSD card and insert it into the slot behind the TFT screen while the printer is off.
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Before beginning, ensure you have gathered the necessary tools and software:
To update your Chiron firmware to version 1.3.5, follow these steps:
The is a specific update often provided by customer support to address stability issues or shipped with newer hardware revisions. Users seeking a "repack" are generally looking for a version that is easier to install or modified for specific hardware like different screen styles. Download and Official Sources
while the progress bar is moving. The printer's screen may flicker or reboot during this phase. Step 4: Reset the EEPROM (Crucial Step)