kevmodrome on Nostr: I feel like a proper idiot, but how the heck do I reset simplex when I can't get into ...

I feel like a proper idiot, but how the heck do I reset simplex (npub1exv…d828) when I can't get into the app? Using iOS and MacOS. Is there some local data I can remove somewhere? Unusable at the moment since I can't remember my DB passphrase 🤷‍♂️