Two Trees Sapphire Pro Firmware Upd _verified_ Page

Ensure Thermal Runaway Protection is active and calibrated.

This guide covers everything you need to know about the Sapphire Pro firmware, including the difference between stock and custom firmware, how to find your current version, and the step-by-step update process.

Best for beginners who want to keep the printer functioning exactly as it did out of the box. You can usually find the latest stock firmware on the Official Two Trees Wiki (ensure you select the SP-3/Sapphire Pro specific files). Strategy B: Custom Firmware (Highly Recommended)

Option 2: Upgrading to Klipper Firmware (Recommended for High Speed) two trees sapphire pro firmware upd

This guide was last updated on May 28, 2026, based on available documentation. Share public link

Once the screen turns on, go to the System Info screen to verify that the firmware version has changed. 3. Alternative: Installing Klipper Firmware

Upgrading the firmware on your Two Trees Sapphire Pro (now often referred to as the SP-3) is one of the most effective ways to improve print quality and unlock advanced features like manual leveling and on-the-fly flow adjustment. Official and Community Firmware Options Ensure Thermal Runaway Protection is active and calibrated

Once the update hits 100%, the printer will reboot into the new interface.

Download the latest stable branch from the official Marlin GitHub repository. Download the matching Configurations zip file.

By following these steps, you can significantly enhance your 3D printing experience on the Two Trees Sapphire Pro. You can usually find the latest stock firmware

If using Klipper, ensure the extruder pin mapping is correct in the printer.cfg file, as issues with pin definitions can occur.

In the menu, select the settings matching your Sapphire Pro board architecture:

Two Trees shipped different production runs of the Sapphire Pro with different control boards. You verify your specific board version by removing the bottom printer panel. Installing firmware configured for the wrong board can permanently brick the hardware.

Upgrading the firmware on the is a significant "quality of life" milestone for this CoreXY machine . While the hardware is robust, the stock firmware often leaves enthusiasts wanting more in terms of precision and safety features.