nostr:npub140vyunshlft3q37chg0j2ej6x2rhxhuu5d4d3khm7stgt748cupqn0ysvf 

Yep. Seems to be the case. And I double Signal would provide me with a workaround. Interestingly, there is a back up option on. Android, but you can’t transfer to or from Android to iPhone.