HyperBoring PCB Flashing Firmware

Hold down the ESC key on the pcb and connect the cable.

You should see a removable disk window called YRKB_UPDATE.


Firmware file


Download and unzip the firmware file above.




VIA lastest version (Install)

VIA web version

Download the web version of the link above or the installation version to enter the VIA.


In the Settings tab, enable the Show Design tab.


JSON file


Download the JSON file.


Go to the Design tab and enable Use V2 definitions (deprecated).


Click Load on Load Draft Definition to load the downloaded JSON file.


VIA is now available for use.

VIA can be used via the Chrome browser by clicking the Authorise Device button on the web version at https://usevia.app/ or by downloading an executable such as via-2.1.0-win.exe from the latest download version at

Download the executable file, such as via-2.1.0-win.exe, from the latest download version at https://github.com/the-via/releases/releases/latest

executable from the latest download version at . Based on Windows OS.