Subscriber Identity Module: the chip card enabling access of a mobile device to an operator network.

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3
votes
2answers
811 views

Iphone 3G shows 'no service' eversince I came back from Malaysia

I'm using Iphone 3g for a year exactly and have no problems at all until recently I went to Malaysia. it says 'no service' where the carrier name supposed to be. so I assume its because since I'm out ...
2
votes
4answers
11k views

Moving Sim Card from One iPhone to Another

I am looking to buy an iPhone 4 from the secondary market. I currently have an iPhone 3GS. Can I just replace the sim on the new iphone with my current sim? Or is there something else that I need to ...
0
votes
1answer
463 views

From a jailbreaked iphone 3g 4.1 (foreign sim locked) to 4.2

A friend of mine bought an iphone 3g with a sim card in another country. Some months ago he gave me this iphone, but he forgot to give me the sim too, so I've jailbreaked it leaving the sim-lock, that ...
1
vote
3answers
7k views

No SIM Card installed error in iPhone 3g

My iPhone 3G is showing No SIM Card installed Insert a valid SIM With no PIN lock to activate iPhone It is in Emergency mode so please give me a solution if there is..? It happened when I am ...
1
vote
1answer
1k views

iphone jailbreak - its asking for active sim card

i'm in china and need to jailbreak/unlock my iphone to use it here with chinese sim card. I followed the instructions online about how to do this using a program called snowbreeze. It worked and i ...
17
votes
4answers
153k 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 ...
2
votes
1answer
565 views

Are iPhone sim cards locked specifically to the iPhone hardware?

I've got an iPhone 3GS, on the UK network of O2 Can I take that sim card out, and put it into another mobile device (not iPhone) ? I don't have a spare device to try this hence asking here More ...
4
votes
1answer
823 views

Is possible to use a Micro SIM in iPhone 3GS?

I want to use my old iPhone 3GS, but don't want to pay another plan for the occasional use.
7
votes
1answer
445 views

Using my current 3G Sim with the iPad

I'm thinking of buying an iPad at some point, the one with 3G. I also have a 3G dongle that I'm not really using at the moment and wish to use on the iPad. I understand that it's a MicroSim, and I ...
14
votes
1answer
43k views

How do I change the PIN on an iPhone?

A simple one, I guess: I recently bought a new (unlocked) iPhone, and at the same time changed my phone subscription to another operator. How can I set the PIN code on the new SIM card to something ...
11
votes
4answers
18k views

iPhone stuck at “No SIM card installed”

I "retired" my old iPhone 3GS when I got my shiny new iPhone 4 and I was happily using it as an iPod touch with camera and compass. However, I made the mistake of throwing away the SIM inside the ...
6
votes
3answers
997 views

Is it possible to activate an iPhone 4 without a SIM?

So we bought an iPhone 4 from the Apple store. But we didn't get a micro-SIM as there are no PAYG tariffs on micro-SIM available. Is there anyway to activate the device without getting hold of a SIM? ...