Meta Horizon Oculus Quest 2 app connection problem

Hello. I have 6 Oculus Quest 2 headsets and ı am trying to connect them all together in one Meta Horizon application. I faced with a problem when ı am trying to connect them to my app. I connect them but when ı enable developer mode and send them my own apk they disappears. How can ı fix this problem . I need to see all my 6 headsets online and reachable when ı  am open the meta horizon application.