I recently transferred my phone number to Public Mobile. Everything works fine, except can't send or receive SMS or MMS messages to or from other phones with different providers, except Public Mobile.
I'm a new subscriber and subscribed yesterday to one plan to pay monthly. I paid for the plan, but haven't received my SIM card yet. But now would like to change it to 90 days subscription plan. Will my total payment be less that I already paid for o...