The same problem happened to me, no way to unbind the device unless yuo share with them ( M5stack support team) your device's MAC address or API while you keep your device online, so they can unbind it

that what happened with me

Hello again
The solution in the link below
https://qiita.com/hayate_h/items/8d157f657924d51e5d62
it's chines website, try to use google translation to change the language and it works with me finally

Hello,

The same thing happened to me, I emailed the support team about this problem and they said there is a bug in the example and they will try to fix it soon, nothing happened so far, appreciate if anyone can help

Hi @fredz, I'm trying to do localization by connecting UWB with M5stack core2, I'm trying to do one base one tag, but unfortunately; I have no measurement appears in my screen, I'm still struggling to solve this issue, but hope if possible get some advice from you