I can't send or receive messages on my note20 and I've tried absolutely everything to fix it. Even a factory reset and I've talked to my provider and samsung support and have gotten no where
1. what software build is your phone on? (settings > about phone > software information > build number [last 4 characters])
2. who is your service provider? (att, tmobile etc...)
3. Are you unable to send/receive SMS messages and MMS messages as well?