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

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2answers
98 views

Cellular (SIM card) stopped working on iPhone 5s

I have an iPhone 5s whose iOS was updated to the 9.1 version yesterday night. Then, from today morning up to now something strange happened: the cellular signal seems to be completely off. The carrier ...
1
vote
2answers
908 views

How to recover iMessages sent to main phone number when using a different SIM card overseas?

I am a U.S. AT&T customer with an unlocked iPhone 6 plus, but am currently travelling through Spain and using a pre-paid Vodafone SIM card. One major problem I've run into: After inserting the ...
0
votes
2answers
9 views

Problem Setting Up iPhone 5s

I just purchased an iPhone (on Sprint), my first one, off of Craigslist. However I am having a problem: I get home and connect it to Wi-Fi and it says I need a SIM card. I looked online a bit to see ...
0
votes
2answers
57 views

Switched SIM cards but contacts are no longer on my iPhone?

What do I need to do, once I have switched SIM cards on my iPhone, to get my contacts to appear?
-1
votes
2answers
319 views

Any risk to using an active SIM card to activate an old iPhone 5?

My boss recently bought an iPhone 5. She does not plan to use any calling/texting features on it, she only wants to use an app called PureAudioPro from the app store on it (essentially she will treat ...
3
votes
1answer
60 views

iPhone 3 Upgrading and other similar issues

So the device in concern is the iPhone 3S. It has been jailbroken in the past and I haven't really used it since. And now I decided to upgrade it so I restore it to factory settings, except there is a ...
2
votes
1answer
1k views

Purchasing an iPhone 6 in the United States - Using it in the United Kingdom

I would like to purchase the new iPhone 6, but as I travel a lot between the US and the UK I have to make sure I buy a model that works well in both places. The idea is to buy an unlocked device so I ...
2
votes
1answer
629 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 ...
2
votes
1answer
36k views

iPhone 3GS activation error on iOS 5 upgrade - “No SIM card in phone”

I upgraded my iPhone 3GS to iOS 5 a few days ago. The upgrade went smoothly; however, I'm having trouble activating my phone. My wireless provider is O2 in the UK and my O2 SIM is in the phone, but ...
1
vote
1answer
149 views

How to forward iPhone messages to Macbook or iPod?

I'm currently studying abroad in England. I have an iPod touch, iPhone 5, and Macbook Air. I recently took the SIM card out of my iPhone and received a UK Sim card so I can use data and texting here ...
1
vote
1answer
776 views

iPhone 4s not activating fully with AT&T sim

I bought a used iPhone 4s from eBay and, of course, when I recieved it, it was inactivated. I put in an old At&t sim I had in the house (not sure where it came from as I've never had At&T), ...
0
votes
1answer
68 views

SIM required after iOS update

I have just updated iPhone to latest iOS. I do not have a phone contract and do not have a sim. I get an error message stating SIM required. How do I bypass this step.
0
votes
1answer
56 views

Associate Apple ID with two different SIM cards (phone numbers)

I live in Canada but travel to the States and when I do I put in my American SIM card which of course has a different phone number. Sometimes when in the States I get locked out of my account and it ...
0
votes
1answer
37 views

IPhone 5 enquiry, all help gratefully received!

We want to hand an iPhone 5 on to our granddaughter, but want to make sure that her enquiring mind won't find anything in the phone that she shouldn't. Credit card, bank account details etc. if we ...
0
votes
1answer
258 views

How do I remove contacts on my sim card on iPhone?

By accident I imported some contacts to my contacts app in my iPhone. I do not need them there. So, If I need to avoid to import them again by accident I would like to remove them from my sim. How ...
0
votes
1answer
310 views

Does iPhone 4S have a region lock?

All phones in South Africa are sold unlocked, and I can use my iPhone 4S with any carrier's SIM cards in South Africa. However, when I visited Australia, I found that SIM activation failed after I ...
0
votes
1answer
296 views

How do I fix my iPhone 5s?

Now first of all, I assure you, there is not a single issue like mine. Let me list the steps taken with corresponding error messages/new problems to each step taken. The problem started when the SIM ...
0
votes
1answer
78 views

How to tell if iPhone's SIM port is working even though it's locked?

Is there any way to know if my phone's SIM port is working, even though it's locked to Sprint and I don't have access to a Sprint SIM? I tried using another one but it says "no sim" instead of "no ...
0
votes
1answer
7k views

Can you activate your iPhone 5/5s/5c with iOS 8.1 with any nano SIM card?

I just got a new iPhone 5/5s/5c and it comes with a fresh install, or factory reset, of iOS 8.1. I didn't get a SIM card with the phone, and it will not let me activate/use it without one. I am ...
0
votes
1answer
975 views

iPhone 6 Initial Power Up SIM Card Locking?

First, my question: Does swapping out a foreign SIM for the Sprint SIM that comes in new Sprint iPhone 6's prior to the first power up in any way prevent the iPhone from being locked by Sprint for ...
0
votes
1answer
335 views

iPhone 3GS no sim error

I got an iPhone 3G from a friend and it is showing "no sim card" and I know the sim card is good and it won't let me do anything but phone start up. Can anyone help please?
0
votes
1answer
77 views

What do I have to do on my iPhone or in iTunes if my number changed?

I switched to a new provider yesterday, and I'm gonna receive an iPhone 5s from them later today. But as the cancellation of my plan with the previous provider isn't completed yet, the SIM card coming ...
0
votes
1answer
255 views

Can I use the T-mobile contract free iPhone 5S with my AT&T number?

I am thinking of purchasing the contract-free 5S because my contract with AT&T just expired, and I will only need the phone in the US for a few more months. Will I be able to use my AT&T sim ...
0
votes
1answer
236 views

Can I use my iPhone 4 sim in another iPhone 4

I was just wondering if I am able to use my current iPhone 4 sim in another iPhone 4 because my current phone is breaking. Thanks
-1
votes
1answer
224 views

Will my iphone insurance company know that I found the old one (which I was supposed to return if found) if I put a new sim card in it?

I don't know if this belongs on Ask Different, but I reckoned it does because the core of the question involves the SIM card and apple company data. My father got traveller's insurance from Asurion ...
-1
votes
1answer
97 views

Old iPhones unable to find wifi nework

My Dad has an iPhone 3g. I have an original iPhone (2g) Neither of them have the ability to find a wifi network anymore. They have SIM cards in the, but the SIM cards are disabled (not activated ...
1
vote
0answers
49 views

Sim free vs Verizon iphone

I'm looking at the new iPhone SE and was wondering if you're going to pay in full for the phone ($499) is the sim free phone different than the Verizon carrier specific one? I read somewhere the sim ...
1
vote
0answers
56 views

iPhone 5s network signals problem

There is a network problem on my iPhone 5s. Every time it is searching for signals. I have tried to restart the phone, reset network settings, reset all settings, turn on/off Airplane Mode and even ...
1
vote
0answers
418 views

Buying an iPhone 6S in the US, and using in Europe?

Should I be worried when buying an iPhone 6S in the U.S., if I want to use it in Denmark, Europe? I will be buying it SIM-free. Worried in the sense that the network might not be working (GSM/CDMA ...
1
vote
0answers
1k views

How to restore iPhone backups without a SIM?

I have an iPhone 5 with a damaged SIM slot. How does one restore an iPhone using file backups made from iPhone 5 without having to insert a sim card or using Xcode? Using the MDBACKUP files or ...
1
vote
0answers
162 views

Apple hardware iPhone 4s SIM card

Can I set up my new iPhone with the SIM card it came with and 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
0answers
7k views

How can I activate iPhone without a SIM card?

I've just changed the screen on an iPhone 4S with iOS 6.0.1. Everything went fine until I noticed that the phone was not detecting any SIM card. It doesn't matter what you do with the SIM bay, the ...
1
vote
0answers
238 views

No SIM card installed message all of a sudden

I have an iPhone 3G. I have been using it since the past 7 months. Recently, it started showing a 'No SIM card installed' message.. The SIM works well on other phones. The weird thing is, another SIM ...
0
votes
0answers
31 views

Can't hear or be heard when I call from my iphone 5

I cannot hear or be heard when I make a call on my iphone . But when I use VOIP application like viber and skype it works just fine and I can call and hear.My sim card works just fine on other ...
0
votes
0answers
43 views

How to disable the Warning No Sim Card in iPad while not using SIM?

I have not managed to find a way to disable the warning No Sim Card Installed while using iPad Air without sim-card. I disabled using Mobile data in all parts of settings. I have done this now in ...
0
votes
0answers
49 views

iPhone 6 Plus setup and SIM card unsupported

I bought an iPhone 6 Plus second hand, and restored it. I believe carrier is AT&T, do I need to add minutes to this sim card to set up phone? Getting a sim not supported with other sim cards like ...
0
votes
0answers
112 views

How to broadcast video from IP camera with private IP address

I have a situation, I have IP cameras in different locations, these cameras are connected to small webservers with private IP SIM cards (VPN sim cards), if I am connected to the VPN, I can access ...
0
votes
0answers
575 views

Disable simcard or phone on Verizon iPhone 4

I have Verizon CDMA iPhone 4 iOS 7 jailbroken, with no simcard slot. I'm using it as an iPod, because there is no Verizon in my country and I would like it to stop looking for signal, because it's ...
0
votes
0answers
4k views

Mobile internet doesn't work

I have an iPhone 4s that is locked, but I'm using a Gevey SIM. Just recently I transfered from one operator to another and I can't get my internet to work, while everything is fine once I'm on Wi-Fi. ...
0
votes
0answers
433 views

Why does my iPhone 3GS drop service and delay receiving of data?

I have a 16 GB iPhone 3GS. The phone is dropping the network sporadically. I am in a metro area that should have full coverage. I know I should have service, because I can sit right next to someone ...