0
votes
0answers
41 views

“This cell phone has no sim card.” message

I reverted my iPhone 3GS to factory settings and now everything I do ends up with the message: "This cell phone has no sim card." How can I fix this?
2
votes
1answer
266 views

Activate an AT&T iPhone 3GS outside of USA after iOS upgrade

I'd like to know if it's possible to activate an AT&T iPhone 3GS outside of USA. I live in Brazil and I've bought this iPhone from eBay. As it came with iOS 4.x (I don't remember the exact ...
0
votes
0answers
8 views

apple iPhone 4s sim card [duplicate]

Can I set up my new iPhone with the SIM card it gave me then switch back to my old SIM card next week? Will it change my phone number or change anything on my phone at all?
1
vote
2answers
861 views

Is Jailbreaking And Enabling Bluetooth File Transfer On iPhone 4 Financially Secure?

I want to use iPhone 4 for sensitive information. Will jailbreaking, downloading unofficial apps (not registered in Apple's App Store) and enabling Bluetooth file transfer cause a chance of sensitive ...
15
votes
4answers
136k views

Is it possible to use an iPhone without a SIM card as an iPod touch?

Is it possible to use an iPhone without a SIM card as an iPod touch? I have an old iPhone 3G that no longer has a SIM card and I want to use it as an iPod touch. How can I achieve this?
1
vote
3answers
1k views

Does upgrading iOS change my IMEI?

Does upgrading iOS change my IMEI? I was told not by AT&T not to remove my SIM card or certain restrictions that they had placed on the iPhone, at my request, would be lifted. I want to know if ...