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

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1
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2answers
294 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 ...
3
votes
5answers
14k views

Is it possible to have two phones (one of which an iPhone) on the same number without changing the SIM card?

I have always wondered whether it was possible to use the same phone number on an "emergency phone" in case the main one gets lost.
0
votes
1answer
25 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
54 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
3k 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. ...
-1
votes
3answers
49 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 ...
-1
votes
1answer
39 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 ...
0
votes
1answer
4k 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 ...
1
vote
1answer
39 views

Unlocked iPhone 4S w/no SIM Card-how to start up without contract

I am using Android phone on Verizon now. Last weekend, I got a present from friend "ARCCOS Golf" system which only works together with iPhone 4S or later. I contacted ARCCOS support center and got the ...
0
votes
0answers
21 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 ...
11
votes
4answers
36k 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 ...
1
vote
1answer
191 views

How to enable 3G for an Indian iPad on Airtel?

So, I have an iPad Air 2 64 GB LTE purchased in India. I'm using a network carrier called Airtel for the data. This device is running iOS 8.4 as of posting this question. Here's my problem- When I ...
3
votes
1answer
27k views

Where can I find the phone number of the SIM card that I have in an iPad?

Is there a way, directly on the iPad, to find out which phone number is associated to the MicroSIM which it is using? I can't find it in the menus, currently. Is there an easy way to find it ...
1
vote
2answers
4k views

Can I use an unlocked AT&T iPhone 4 with european sim cards?

Moving to Austria in two weeks. AT&T is going to unlock my phone for me before I leave since my contract is in good standing with them. Will I be able to use my iPhone 4 with European carrier sim ...
0
votes
2answers
197 views

If I buy an iPhone 6 in Germany, will it work in the U.S.?

I know this works the other way around because I have my old 5 here in Germany right now and removing my U.S. sim card and putting in a pre-paid German sim card worked just fine. I'm due for an ...
2
votes
1answer
19k views

Can I put my iPhone 4 sim card into a new iPhone 4S?

I have an iPhone 4, and want to upgrade to an iPhone 4S. Can I just buy one and switch my sim card? My current iPhone is through my ex's account. I don't want him knowing I'm getting a new one. My ...
0
votes
1answer
173 views

Do all iPad mini models have SIM slots?

I currently have an iPad mini 2 WiFi/Verizon. It is a 16GB model. I want to upgrade to a 128GB model and use my existing SIM card. Do I have to buy a Verizon model, or can I buy a so-called ...
0
votes
3answers
49 views

How can I transfer contacts between SIM cards?

I've bought a new iPhone 5S and inserted a nano SIM into it by purchasing a nano sim with same number. How can I get contacts from my old sim to new SIM?
0
votes
2answers
44 views

Borrowing an iPhone 4 - I've swapped the sim but can I access my email and iMessages without loosing the owner's?

Can I access my mail and iMessages without wiping the iPhone first? I want to return the phone to its pre-loan state when I'm done borrowing.
1
vote
0answers
289 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 ...
0
votes
1answer
100 views

Can I efficiently use the iPhone with a prepaid Sim card?

I'm not sure this is the correct place where to ask this. If you can indicate me another Stack Exchange website I can use instead would be great. Anyway, I'm willing to move to a prepaid sim card for ...
3
votes
2answers
31k views

WhatsApp on iPhone: how to switch to a new phone number without losing anything?

I have a long history of chats, several groups and multiple contacts (who have me in their address books) on Whatsapp for iPhone. How can I preserve them all if I switch for a week to a new SIM card ...
0
votes
1answer
58 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 ...
4
votes
6answers
105k views

Can I exchange an iPhone 4 with an iPhone 5 without getting a new SIM?

I understand that for certain iPhone models it is necessary to get a new SIM if I want to exchange them. If I have a 4S and want to exchange it with a user who has just purchased a 5, is this ...
1
vote
1answer
9k views

Using an iPhone 5 (Verizon version) in Europe and India?

I am going to try and consolidate all of the questions I have here: Can I use the Verizon iPhone5 with a GSM carrier in Europe (Vodafone) and in India (Airtel or Aircel) with both calling and ...
1
vote
1answer
1k views

I've found an icloud locked iPhone, how can I return it to the owner?

a friend of mine found an iPhone 6 in a festival but she didn't have a way to charge the phone for a couple weeks. She is a maid here in Brazil and didn't have the proper charger neither knew how to ...
0
votes
1answer
61k views

Sim Not valid when activating my iPhone

I have a unlocked iPhone 4 or at least that's what I've been told when i bought it. But then I went ahead to unlock it again, when I put a SIM card in, it says no service or at least i hope that's ...
0
votes
0answers
24 views

iPhone 5c switching off if I keep my SIM

My iPhone 5c is factory unlocked. First I used to use some SIM(1) in it, after that I have updated and kept another SIM(2) then within 5 minutes it switched off again, started and again switched off ...
-1
votes
1answer
54 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 ...
0
votes
1answer
2k views

Does the iPhone's passcode protect the SIM?

So my iPhone was just stolen. I have a long - 8 digit - pin. I'm also on the beta version of iOS 7. I think I have Find my iPhone installed and enabled. It's apparently "offline" - it's standard ...
2
votes
5answers
8k views

No Simcard installed - iPhone 5

I've got an iPhone 5 running the latest iOS 7 version. (I don't feel like testing the first pre-released iOS 8). The iPhone randomly displays me "No sim card installed" in a pop-up and I have no ...
0
votes
1answer
667 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
0answers
10 views

iPhone 3g Unlocking [duplicate]

I had an iPhone 3G that needs an unlocked Sim card. I believe this is a GSM product. Is there a way around this to Unlock without a SIM?
0
votes
3answers
7k views

I tried updating my iPhone, but now it says “SIM is invalid”

I have an iPhone 3GS 32GB. I have just tried updating the phone using iTunes. The phone is second hand, and was unlocked when I bought it. I didn't know that when you try to update it, it loses ...
-15
votes
1answer
19k views

Can I get a new SIM card for iPhone I found?

I found an iPhone lying on my table. I called every person I know that was in my house to check if it was theirs. No one said it was theirs. I waited a month later, keeping the iPhone in my drawer. I ...
1
vote
2answers
55 views

Is the iPhone5 and up not Network locked?

In my experience phones have been locked to the carrier, requiring a hefty fee and a contract payout to transfer them to another carrier. (Just because they can). This commentator writes: Oh all ...
15
votes
1answer
55k 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 ...
2
votes
1answer
136 views

How can I use T-Mobile unlocked iPhone with different service provider?

I just bought a free contract iPhone 6 with T-Mobile SIM card. I want to use the iPhone with another service provider but i'm worried. Should I plug the device and initialize it on iTunes first or can ...
2
votes
2answers
9k views

Does trimmed SIM card affect iPhone 4S's signal strength?

I have just received my iPhone 4S ordered online. I don't have a microsim card that iPhone 4S would need to me to. I don't wish to pay extra to buy a micro sim card since it doesn't give much ...
3
votes
2answers
320 views

Where do you get the tool they use at the Genius Bar to remove SIM cards?

I was at the Genius Bar recently and the techs had a tiny tool on their loop of cables that looked like a pin with an oval-shaped loop at the top. Anyone know where to acquire this tool? I know I ...
2
votes
1answer
21k views

How do I use iMessages without a sim card?

I recently received an iPhone 3G from a friend. She took out her SIM card, so I don't have a SIM on my iPhone. I heard that you can now text on iMessage using your email instead of a phone number. I ...
0
votes
0answers
34 views

Accessing WiFi on an iPhone 3 which is unlocked but has no sim

I have a UK iPhone 3G which I got unlocked when I moved to the states. I used to be able to use it to listen to music (via the Music button, not the iTunes button) fine but now it skips certain songs ...
1
vote
2answers
7k views

Apple 4s Using Tracfone BYOP

I am looking into buying a used Apple 4s to use as a Tracfone through Tracfone BYOP. I want to be sure that I know my facts before investing money into this venture. Please let me know if I'm missing ...
-1
votes
1answer
158 views

An iPhone with dual sim capability?

Is there any iPhone model with official dual sim capability?
2
votes
1answer
848 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 ...
1
vote
1answer
85 views

Tethering SIM-disabled on iPad but SIM can be used to tether on Windows phone?

I've got a SIM from a windows phone for which tethering (internet sharing over wifi) works fine. When I put the same SIM into my iPad (3rd Gen, iOS 8.1) - it tells me that I need to contact my ...
0
votes
0answers
52 views

How to get on-demand monthly plans back for iPad?

When I purchased my iPad (3rd gen) for use with Verizon, it came with a sim that I could use to buy data on-demand for a month at a time without contracts or activation fees every time I turned it on ...
2
votes
1answer
161 views

hoow can I make and receive calls With USA and Canada by using a PBX account, Acrobits softphone, and Google chat?

I have an iPhone 4s running iOS 8, I an recently using it in the Middle East, but I would like to make and receive calls to people living in Canada and USA. I have a gmail that has an American mobile ...
0
votes
0answers
227 views

Is there any way to read incoming SMS on cellular iPad or redirect them to email/other phone number?

I want to log in on a web-site to manage my sim-card services. To do this i should know a one-time password, which will be sent to my number while sim-cars is used on iPad. Is there any way to read ...
9
votes
3answers
57k views

iPhone can send iMessages without a SIM card?

I gave my old iPhone 3GS (iOS 5.0) to a friend, and after removing the SIM card, we noticed a peculiar behavior. My friend is able to send texts via iMessage from the old phone number. Likewise, I can ...