https://blog.dimitrioskouzisloukas.com/2019/04/ir-toy-v2-firmware-update-and-at-last.html
Dimitrios Kouzis-Loukas Blog: IR Toy v2 firmware update and at last, it flies my helicopter!
I've tried twice in the past, and in limited time, I wasn't able to upgrade the USB Infrared Toy to the latest firmware version (v.22). Th...