Ok, I made a progress. Switching off the phone bluetooth seems to do the trick, with that, so far, I've always been able to connect the watch at the first attempt.
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Ok, I made a progress. Switching off the phone bluetooth seems to do the trick, with that, so far, I've always been able to connect the watch at the first attempt.
Thanks Gordon and kudos for the project