There are two zip files for download on the Article.
One for use with a BLTouch and one for machines without it.
And also the following instructions:
Instructions for installation from the binary files
Download the package appropriate* to your hardware configuration.
Open the ZIP file and extract the "firmware.bin" from "\.pio\build\STM32F103RE_btt_USB\" to an SD card (NOTE: This folder might be hidden in some operating systems)
Insert the SD card in the printer and reboot to update the firmware.
* = With or Without BLtouch.
This. But maybe you should read the other sections too.
There are files for BL and non BL machines.
There are two zip files for download on the Article.
One for use with a BLTouch and one for machines without it.
And also the following instructions:
* = With or Without BLtouch.
This. But maybe you should read the other sections too.