Did you update just the firmware? Or did you update DFU as well?
If you did update DFU, maybe you could try re-updating it again just in case that helps?
@Gordon started
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.
Did you update just the firmware? Or did you update DFU as well?
If you did update DFU, maybe you could try re-updating it again just in case that helps?