Once completed, the printer will boot into the main menu. On the SD card, the file Robin_nano35.bin will automatically rename itself to Robin_nano35.CUR , confirming a successful flash. 4. Compiling Your Own Marlin Firmware
If you want to unlock the full potential of your Sapphire Pro for high-speed, high-quality printing, is the modern choice. It requires an external computer (like a Raspberry Pi) to run, which then controls the printer's mainboard.
[config] # Direct URL to the latest binary file (hosted by Two Trees or community repo) firmware_url = https://github.com/TwoTrees3D/SapphirePro-Firmware/raw/main/TFT35_B1_V1.2.4.bin version = 1.2.4 checksum = a1b2c3d4e5f6... release_notes = "Fixed TMC driver noise, improved bed leveling." two trees sapphire pro firmware link
Whether you are looking for the original factory files or an upgraded Marlin configuration, finding a reliable is the first step toward better print quality. 1. Official Factory Firmware
Which is printed on your board? (V1.2 or V1.3?) What stepper drivers are installed? Once completed, the printer will boot into the main menu
Once complete, the printer will boot into the new firmware. It is often recommended to delete the .bin file from the card afterward to prevent repeated flashing. Two Trees Sapphire Pro, 3D printer custom firmware ⚙️
Open the bottom panel to see if you have a Robin Nano v1.1, v1.2, or v1.3 . Compiling Your Own Marlin Firmware If you want
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A MicroSD card (32GB or smaller, formatted to with a 4096-byte allocation size ).
: This is a highly recommended build that adds a color GUI to the MKS Robin Nano. It is based on Marlin 2.0.x and fixes common issues like hotend temperature overshoot. GitHub Repository: RolfZuckowskiUltras Official Two Trees Source : While Two Trees sometimes hosts files on their Official Wiki , they often point users to their Telegram Channel for the latest community-tested MKS releases. Custom "Hybrid" Firmware
The primary source for official firmware is Two Trees’ GitHub repository. Unlike scattered Google Drive links, GitHub maintains version history.
