2
votes
1answer
38 views

Can I use my brothers old SIM card that's in an iPad he gave me?

My brother just gave me his old iPad after purchasing a new one. He accidently left his SIM card in there because he got a different SIM card for his new one. I won't be able to add to my current ...
8
votes
2answers
27k views

Can I use an old iPhone as a wifi-only device?

I have an AT&T (GSM) iPhone 4. If I were to upgrade to an iPhone 5, could I simply pop the SIM out of my iPhone 4 and continue using it on wifi only? Would I also need to get the SIM deactivated ...
0
votes
1answer
8k views

Can I use wifi on my iPhone 3G without a sim card? [duplicate]

Possible Duplicate: Can you use an iPhone without a SIM card as an iPod Touch? I bought an iPhone 3G that is currently off and doesn't have a sim card. Is there any way I can enable the ...