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

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0
votes
1answer
38k 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 ...
2
votes
2answers
20k 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 ...
3
votes
2answers
255 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 ...
3
votes
4answers
59k 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 ...
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. ...
2
votes
1answer
17k 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
14 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
3k 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 ...
0
votes
0answers
75 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 ...
-1
votes
1answer
61 views

An iPhone with dual sim capability?

Is there any iPhone model with official dual sim capability?
2
votes
5answers
5k 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 ...
2
votes
1answer
115 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 ...
0
votes
3answers
5k 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 ...
1
vote
1answer
38 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
22 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
4answers
121 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.
2
votes
1answer
126 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
68 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 ...
8
votes
3answers
43k 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
80 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
111 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
67 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
20 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
187 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, ...
2
votes
2answers
21k views

Can I use my iPhone4 without a sim card if i just updated to the lastest software?

I have an iPhone 4 that I wanted to use for my daughter to play on. I updated it to the latest software iOS 6 and it's telling me to put a SIM card in to activate it. I don't want the iPhone ...
11
votes
3answers
28k views

What angle do I insert iPad SIM eject tool into new iPad to get the tray out?

I've found lots of videos on how to eject the SIM card holder from an iPad 2, but the location is different on the New iPad, and no matter whether to put the pin in parallel to the screen surface, or ...
0
votes
1answer
38 views

can I activate three 3GS iphons if i set them all back to factory setings useing itunes?

I was wondering if I have 3 3GS iphons and they are all locked and i set them back to factory settings using iTunes if i could activate them and just activate using one Sim card and then use them just ...
1
vote
1answer
50 views

Can I still get charged for data if I dont use my sim card?

First of all my broadband is orange and it doesn't tell you when it's gone over the mb so I pay around £20 a month and the end of last month it came up to £65 so mostly I use the phone at work and at ...
-15
votes
1answer
8k 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 ...
0
votes
1answer
209 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?
1
vote
1answer
6k views

Does Find My iPhone still work with a SIM block?

My iPhone was stolen this morning. I've had the SIM, but not the IMEI blocked. It was turned off immediately by the thief. I'm hoping that, as it's got the iOS 7 beta, they'll be unable to crack it ...
1
vote
2answers
119 views

Leave iPhone on when changing SIM card

I have to switch quite often between 2 SIM cards on my iPhone. I always used to turn it off to do that, however, it seems to work just fine even if I leave it on. Can it harm my iPhone or SIM card or ...
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 ...
3
votes
4answers
1k views

Changing home network on SIM card

I have an iPhone 4S from Verizon, which they've "unlocked" for international use. I say "unlocked" in quotes because it's still restricted from US SIM cards. I'm able to use any international SIM, but ...
3
votes
1answer
50 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 ...
3
votes
3answers
10k views

can you take out the iPhone's sim card and use wifi outside of america?

I'm traveling overseas and I wish I had a regular iPod touch so that I can just use WiFi to check emails without paying a roaming fee. I have an iPhone with an AT&T sim card. I was wondering if I ...
1
vote
2answers
23k views

Can I use an iPhone 4 on Straight Talk?

I have an iPhone 4 that's currently on AT&T. My 2-year contract will be fulfilled in January, and at that point (if possible) I'd like to switch my service to Straight Talk or some other less ...
0
votes
0answers
70 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
54 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?
1
vote
1answer
7k views

Change carrier settings in iPhone post iOS7, possible?

I recently moved to a new country, and got a new SIM for use over there. The sim came with an old no-name android phone, that works fine (can use data, call, text, all). When I insert the same sim ...
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 ...
1
vote
1answer
46 views

iPad LTE edition and SIM from smartphone

I am thinking if it is possible to use my phone's SIM card in iPad's SIM slot? This because I need the 4G just only very few times, so when it will be necessary to use it, I will move the SIM from my ...
8
votes
2answers
33k views

Can I use an old iPhone as a wifi-only device?

I have an AT&T (GSM) iPhone 4. If I were to upgrade to an iPhone 5, could I simply pop the SIM out of my iPhone 4 and continue using it on wifi only? Would I also need to get the SIM deactivated ...
0
votes
1answer
152 views

Using Verizon iPhone 5s internationally

I have a Verizon iPhone 5s and live in the US. It's not unlocked/jail broken. I'm traveling to Scotland next week for 7 days. How can I use my phone primarily for calling back to the US and within ...
0
votes
2answers
273 views

Unsure of how to achieve my usage scenario with a repurposed iPhone

I live in the USA. I want to purchase a used iPhone 5 and repurpose it and activate it with my existing Apple ID, and use it as if it were an iPod touch, without a service contract from a phone ...
0
votes
0answers
13 views

iPhone 5S showing SIM invalid [duplicate]

My brother brought me iPhone 5S from UK, It was given without any sim and it was working fine, until I restore it following restore iOS device to factory settings page, now I can't activate device, ...
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 ...
0
votes
0answers
357 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 ...
3
votes
2answers
225 views

Is it possible to put a iPad data sim card in an iPhone 5s?

I would like to purchase an iPhone 5s for data use in the US and as an international phone when overseas. Is it possible to use an iPad SIM card in the iPhone 5s to use for data only?
2
votes
1answer
398 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 ...