Sunlu T3 Firmware Update

If you’re not experiencing any issues, you don’t need to update. But if you’re chasing better print quality or fixing a specific bug, go for it – just proceed patiently.

A popular pre-compiled version with 5x5 Bed Leveling and higher temp support is available on Printables by Kaot93 Setup & Optimization Anson Liu's technical blog Sunlu T3 Firmware Update

The most reliable way to get the correct firmware for your specific batch of the T3 is to email their support team directly. If you’re not experiencing any issues, you don’t

: Many users prefer custom builds to unlock features like 5x5 Automatic Bed Leveling (ABL) or higher hotend temperatures (up to 285°C). Popular community sources include: If you’re not experiencing any issues