Sunlu T3 Firmware Jun 2026

features like Linear Advance or Input Shaping to improve print quality. Bug Fixes:

This article dives deep into everything you need to know about the Sunlu T3 firmware, including how to identify your mainboard, where to find the correct files, how to flash them safely, and how to compile your own custom firmware. sunlu t3 firmware

The firmware manages a 16-point (or sometimes 25-point in custom versions) mesh leveling system, compensating for any unevenness in the magnetic build plate. Why Upgrade? Official vs. Custom Firmware features like Linear Advance or Input Shaping to

A point of contention in the community regarding Sunlu firmware is the availability of the source code. As Marlin is licensed under GPL (General Public License), the source code for the firmware should theoretically be available to users. Why Upgrade

: He explains how the stock firmware incorrectly maps the extruder cooling fan (causing heat creep) and how to fix it.

Run a PID Autotune. New firmware resets the PID values.