By purchasing a product, you have my full support for the board itself - the hardware part. Just drop an e-mail to info@havaxer.com. I'm glad to help, but I'm not obliged to give you support for the software/firmware part, though.
To contact me, just drop an e-mail to info@havaxer.com.
Or via Telegram: t.me/havaxeradmin.

There is also Havaxer group on Telegram: t.me/havaxer.

To order a product, please do not hesitate to write to order@havaxer.com and we will figure out the best option.