Check out this link on the forum that’s supposed to help you get your devices back after the update done messed 
things up…
Tips for eufy Security App v4.0 - News - Eufy Security Collective?
Check out this link on the forum that’s supposed to help you get your devices back after the update done messed things up…
Tips for eufy Security App v4.0 - News - Eufy Security Collective?