Sunlu T3 Firmware Update 2021

Updating the firmware on a is a straightforward process because the printer's board (an Ender 3 clone

Step‑by‑Step Firmware Update

1. Set the E-Steps (Extruder Rotation Distance)

Klipper

While not a "firmware update" in the traditional Marlin sense, many T3 users are bypassing Sunlu’s firmware entirely by flashing . Sunlu T3 Firmware Update

The direct drive on the T3 requires precise steps. Send G-code via Pronterface or USB: M92 E405 (Standard T3 direct drive value – verify with Sunlu's release notes). M500 (Save) Updating the firmware on a is a straightforward

GitHub Archives

: General archives of the official firmware can also be found on GitHub for developer use. Update Procedure (SD Card Method) Sunlu T3 Firmware Update