19. From the Home Screen, Tap Safari

20. Load a web page in the browser, use a site other than Google.

21. Load several pages, verify your Data Connection works
22. From Home Screen, Tap Settings->Messages-> iMessage Off
Do you understand the difference between iMessage and SMS/MMS?

23. From the Home Screen, tap Messages

24. send a friend an MMS. verify you don’t get an error message

25. Send your friend a text message, and ask them to send you s picture message

26. if Data and MMS work, remember to turn Wi-Fi and iMessage back on.