As it said that is for the newest batch of bangles, it is a pin for GPS which was left floating by default and on all older ones this was interpreted as false, but on newer ones its true so GPS was on unexpectedly. This won't be the issue here.
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.
As it said that is for the newest batch of bangles, it is a pin for GPS which was left floating by default and on all older ones this was interpreted as false, but on newer ones its true so GPS was on unexpectedly. This won't be the issue here.