Have you ever updated your Bangle.js firmware? Not via the App Loader, but via the 'NRF Connect' app? The firmware the Bangle shipped with didn't support not turning on - it got added at a later date
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.
Have you ever updated your Bangle.js firmware? Not via the App Loader, but via the 'NRF Connect' app? The firmware the Bangle shipped with didn't support not turning on - it got added at a later date