Ender 3 pro firmware hex file Full guides for Download and update firmware .. updated 29 Apr 2023

If you’ve purchased a board from the BIGTREETECH SKR series, or the latest Creality 4.2.7 for example, follow these 3 steps and you’re done. Above the success message, we can see the compiled firmware has been placed inside of the directory ‘Marlin-2.0.x\.pio\build\board_name’. Depending on the board type, this will either be called “firmware.hex” or “firmware.bin”.…