Here is informative text regarding the Two Trees Sapphire Pro firmware update process.
1. Not Officially User-Friendly
Unlike Bambu Lab or Prusa printers, Two Trees does not have an "Over-the-Air" update button. You must compile the code yourself (using VS Code and PlatformIO) or find a pre-compiled .bin file from the community. There is no official "support ticket" to help you if it goes wrong. two trees sapphire pro firmware upd
This updates the printer’s logic, motion control, and touchscreen UI. Here is informative text regarding the Two Trees
Touchscreen Calibration: Occasionally, a firmware flash can throw off the touch offsets. Keep a stylus or the original "calibration" file handy if the screen becomes unresponsive to touch. Steps: backup, remove power, insert card, power on,
4. Thermal Settings Tuning The Sapphire Pro is a "speed" printer (CoreXY). The default PID values (how the printer maintains temperature) can be unstable at high speeds. Updated firmware allows for PID Autotune to be saved permanently, eliminating temperature fluctuations that cause print defects.
The Two Trees Sapphire Pro is a popular resin 3D printer known for its large build volume, robust construction, and impressive print quality. However, like any advanced piece of technology, its performance heavily relies on up-to-date firmware. Whether you are fixing a bug, adding new features, or improving print reliability, knowing how to update the firmware is an essential skill for any Sapphire Pro owner.
Thermal Runaway Protection is a critical safety feature. Many early Sapphire Pro units shipped with this disabled. If your printer keeps heating even when the target temperature is reached, or if it heats without stopping when the nozzle is cold, you have a hardware issue. **Do not disable Thermal Runaway in the firmware to "fix" this;