Since you checked the forum, you probably found that Kwikset 620 pairing issues are posted about twice a year. My experience is old (2022 using a C7 hub), but ultimately required using SmartStart.
Since you checked the forum, you probably found that Kwikset 620 pairing issues are posted about twice a year. My experience is old (2022 using a C7 hub), but ultimately required using SmartStart.