Some users haven't opted in to connection requests. You can send them an Invite — if they opt in and create a DNA Match profile, you'll be able to connect.
Why can't I connect with all my matches?
Why you can't connect with every match.
Why you can't connect with every match.
Some users haven't opted in to connection requests. You can send them an Invite — if they opt in and create a DNA Match profile, you'll be able to connect.