Does a SIM card know what phone it is in?

In general yes. In most cases, you can take a SIM card out of one phone and put it into another, and the new phone will work for calls and texts like the original one had. However, this can depend on the exact model of the phones, the way your phone company authenticates devices, and if the phones are locked.

What happens if you take out your SIM card and put it in another phone?

When you move your SIM to another phone, you keep the same cell phone service. SIM cards make it easy for you to have multiple phone numbers so you can switch between them whenever you like. … In contrast, only SIM cards from a specific cell phone company will work in its locked phones.

Does my carrier know my IMEI?

A: Unfortunately, each time you use your iPhone 3G, AT&T can tell which handset you’re using. The company gets this information not from your customer profile, but from your phone itself. Here’s how it works. … The IMEI identifies the phone to your carrier and it checks that the handset is valid to use.

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What phone information is stored on a SIM card?

Despite the complicated name, it’s basically your phone number. They can also store contact information, telephone numbers, SMS messages, billing information and data usage. Plus, your SIM will have a personal identification number (PIN) to protect against theft.

Can a phone be tracked by SIM card?

As such, it’d be impossible to track a SIM card on its own. However, once you plug it into a phone and power it on, the IMEI number of the phone and the SIM’s serial number will be transmitted to the nearest cell tower(s). Any SIM/Computer which is not in any network cannot be traced.

Does taking out the SIM card delete everything?

Absolutely no. Removing a SIM card from iPhone or Android doesn’t erase data from the phone, rather the phone will be offline. That is to say that the phone will display no service, and you can’t make calls, receive calls or receive messages. No internet services on your phone unless you connect to a Wi-Fi network.

What happens to your old SIM card when you get a new one?

When you remove your SIM card from your phone and replace it with another card, you lose access to any information on the original card. This information is still stored on the old card, so any phone numbers, addresses or text messages that you lose are available if you insert the old card into the device.

Is IMEI tied to phone or SIM card?

The IMEI number uniquely identifies a mobile device. It is separate from the SIM card or UICC number which is linked to a removable card in the device. This means the IMEI can be used to track or locate a specific device, regardless of what card is installed in it.

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How can I know my iPhone carrier by IMEI?

How to check iPhone carrier:

  1. Login to Your account on IMEI.info.
  2. Enter the IMEI numer on Main Page and click CHECK.
  3. Then select Carrier / Country / Lock Status / Warranty.

Does IMEI change with SIM card?

Nope. No, the IMEI is a unique number assigned to the phone hardware itself. IMEI is tied to the phone itself, not the SIM card.

Can a phone work without a SIM card?

The short answer, yes. Your Android smartphone will totally work without a SIM card. In fact, you can do almost everything you can do with it right now, without paying a carrier anything or using a SIM card. All you need is Wi-Fi (internet access), a few different apps, and a device to use.

Can I switch my SIM card to another phone?

With Android phones it is possible to save contacts to a SIM card – but why you would want to is a mystery. It is not an option for iPhones. The whole point of a SIM is that you can use your plan across multiple devices. However, you will need to make sure that the new phone is compatible with the existing SIM.

Are pictures stored on SIM card?

Good news: If your Android phone has an SD card, you can save photos and videos directly to it. … Not quite your SIM card, but it’s a much more robust option with tons more storage space – even a 32GB SD card can save thousands of photos, compared to the less-than-one-picture capacity of a SIM card.

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