My esc's are unbranded 12amp with simonk firmware 2-3sWhat are these mystery ESCs?
Try this first.
At the end of this this one he actually uses a transmitter to program an ESC. Does it work for yours is unknown.
Hi I've tries that and only one of my motors spin properly the other 3 just sound like they're stuck and they just vibrateThank you for your help I'll try it this evening