The first thing you should do is contact the phones previous carrier/network provider. The phone may need to be carrier unlocked in order for the new sim to be used. If that does not resolve the issue than you may need to contact customer service for...
You should check your PM account and look under autopay. Many people have been having issues, but it may be that the system has not saved your autopay information. If that does not seem to be the issue, then maybe try re-adding your information. Othe...
Although her messaging should still be able to work, there is a way to send as sms rather than using iMessage.Go into settings, select messages, and when you scroll down there is an option that says “send as sms”, which allows the message to send as ...
You may need to ask the previous carrier if the phone is locked to their network. If so, they can unlock it for you for free. If it is not network locked then you will need to check with a mod on how to get the SIM card to work with your phone.