I just added the mode: "custom" bit today so unless you're on the absolute latest cutting edge firmware you won't have it. You could always just look back in the git history to see what I had before which works fine and doesn't need that UI mode.
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.
Does https://www.espruino.com/Bangle.js+Modification help?
I just added the
mode: "custom"
bit today so unless you're on the absolute latest cutting edge firmware you won't have it. You could always just look back in the git history to see what I had before which works fine and doesn't need that UI mode.