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

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0
votes
0answers
7 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 ...
3
votes
5answers
12k 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.
11
votes
4answers
34k 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 ...
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. ...
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
82 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 ...
1
vote
2answers
202 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
1answer
26k 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
107 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
18k 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
87 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
43 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
33 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
216 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
88 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
57 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
101k 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
778 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
59k 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
52 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
631 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
18k 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
52 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
54k 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
131 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
318 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
153 views

An iPhone with dual sim capability?

Is there any iPhone model with official dual sim capability?
2
votes
1answer
763 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
77 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
49 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
155 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
203 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
56k 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 ...
2
votes
1answer
391 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 ...
0
votes
0answers
213 views

How can I enable Fixed Number Dialing on iPhone 3G?

FND is a sim card feature that allows you to restrict outgoing calls to a fixed list. It is usually used by either businesses to restrict an employee phone, or by parents to restrict a child's phone. ...
0
votes
0answers
205 views

Could a Verizon 4G LTE SIM activate an unlocked iPhone 5s?

I'm getting a used, unlocked iPhone 5s tomorrow, and I will not be using it for mobile services -- just as an "advanced" iPod Touch. I will, as I understand it, need to have a SIM card to activate it. ...
0
votes
1answer
24 views

If I change the sim in my iPad4 (retina) will I have to set it up again?

I've changed providers and gotten a cheaper plan for my iPad. (Running iOS 7) My question is: If I change the sim in my iPad4 (retina) will I have to set it up again?
2
votes
2answers
988 views

Can I buy a used iPhone 5 from eBay and use it as an iPod Touch?

I'm planning on buying a second-hand iPhone 5 from eBay and then using it as an iPod Touch (when the time comes, I'd like to activate it and use it as an iPhone). I'm not sure how activation works, ...