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

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2
votes
4answers
85 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.
1
vote
2answers
2k 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 ...
3
votes
1answer
48 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
348 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 ...
1
vote
1answer
68 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
28 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 ...
1
vote
1answer
105 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
466 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
183 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
49 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
248 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
2k 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
137 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
vote
0answers
127 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
202 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
28 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
17 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 ...
0
votes
0answers
50 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 ...
0
votes
0answers
68 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
53 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
0answers
67 views

Inserting old SIM after activating iPhone 5s

After activating the iPhone 5s (no simlock or netlock) with iOS 7.1.1 iTunes 11, using the delivered SIM card (from the carrier that made the offer), can I insert my old SIM (nano sim needs to be ...
0
votes
0answers
52 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?
0
votes
0answers
340 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
116 views

Locked iPhone 5 AT&T works on Tmobile network

Hope this question is in the right location. I recently switched from AT&T to Tmobile. I put in a request with AT&T to unlock an iPhone 5 under my family plan and was deined due to the ...
0
votes
0answers
419 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 ...