Locate a trusted community GitHub repository for the Sunlu T3.
Use a microSD card (the one that came with your printer works fine). Format it to FAT32 to ensure compatibility. sunlu t3 firmware update better
Rename your compiled file to something unique and short, such as update123.bin (many boards will ignore a file named exactly the same as the previous flash). Locate a trusted community GitHub repository for the
Here is everything you need to know about why a firmware update makes the Sunlu T3 better and how to flash it safely. Why a Firmware Update Makes the Sunlu T3 Better sunlu t3 firmware update better
Ensure you are using a card smaller than 32GB. Large cards formatted in exFAT or NTFS will be ignored by the 32-bit bootloader.