What is the difference between SIM and UICC?

The Universal Integrated Circuit Card (UICC) does a lot more than just the Subscriber Identity Module (SIM). In fact, it runs the SIM application whilst also storing various pieces of information such as the user's contacts list, enabling the use of mobile data and managing data roaming across multiple carriers.
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Is a UICC card the same as a SIM card?

The universal integrated circuit card (UICC) is the smart card (integrated circuit card) used in mobile terminals in GSM and UMTS networks. The UICC ensures the integrity and security of all kinds of personal data, and it typically holds a few hundred kilobytes. The UICC's primary component is a SIM card.
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What does UICC mean on my phone?

UICC(Universal Integrated Circuit Card) is an advanced generation SIM card for laptops or smartphones that are compatible with high-speed internet networks. It can store the contacts and provide you with a reliable and secure voice, global roaming, multi-media connection, and adds new services and applications.
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What is UICC in LTE?

UICC is an abbreviation for “Universal Integrated Circuit Card.” This is a so-called “smart card,” which was designed to work with 3G and 4G LTE systems. This smart card can be used for several different applications; however, most prominently, it fulfills the role of a SIM card in our mobile phones.
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What is removable UICC?

(Universal Integrated Circuit Card) A removable smart card that can be used in GSM, CDMA or UMTS cellphones depending on which applications are present on the card. It runs the carrier's network applications: GSM uses the SIM app, CDMA uses the CSIM app and UMTS uses the USIM app.
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Beginners: UICC



What is the major function of UICC in a SIM card?

The Universal Integrated Circuit Card (UICC) and its applications and data play a fundamental role in ensuring the connectivity and security of the network, the subscriber's account and related services and transactions.
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How do I find my UICC number?

How can I find my SIM card number (ICCID) on my Android phone?
  1. Select "Settings"
  2. Tap on "About Phone" or "About Device" depending on your phone model.
  3. Choose "Status"
  4. Tap on "ICCID" or "IMEI Info" to see your number listed.
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What is the difference between UICC and eUICC?

UICC is the more common one at the moment, as it supports GSM/2G, 3G, 4G, and 5G. eUICC is an enhancement upon UICC and is the new standard in SIM cards. Alongside supporting all of the previously supported connectivity options, eUICC cards also support multiple carriers on the same device.
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What is the difference between CDMA and GSM phones?

GSM vs CDMA: Main differences

GSM handsets came with a SIM card slot, while CDMA phones did not. In other words, CDMA is a handset-based standard, with a phone number linked to a particular device.
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What is eUICC SIM?

eUICC stands for embedded universal integrated circuit card and is a standard that was created by GSMA, the Telecoms trade body. It's simply a SIM card that is capable of being remotely provisioned and comes in a variety of form factors.
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How do I find out what carrier my Android phone is?

On most phones, you can find your manufacturer and carrier in the Settings app.
  1. Open your device's Settings app.
  2. Tap About phone. To find manufacturer info, tap Model & hardware. To find carrier info, tap SIM status and check under "Network."
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What is Sprint unlock code?

For older phones, Sprint will send you an unlock code when you have paid in full for your phone. It will notify you when you are eligible for the unlock code. You will need to contact Sprint customer service at 888-226-7212 to get the unlock code. You can read the fine print for Sprint's unlocking policy here.
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What does it mean when a phone is locked to Sprint?

The term "locked" typically refers to a device that can only be used on the Sprint network and cannot be activated on another carrier's network. An "unlocked" device is no longer locked to Sprint's network and the user may attempt to activate it on another carrier's network.
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Is UICC and Iccid the same?

The ICC ID (Integrated Circuit Card ID) is a unique 20-character ID serial number assigned to the card. The UICC is a term to describe the card itself, the ICCID is the serial number assigned to the UICC card.
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What is UICC unlock Boost Mobile?

Please contact boost mobile customer service and request a "UICC Unlock" and request them to unlock both DOMESTICALLY and INTERNATIONALLY to ensure that your new SIM works on the new network.
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What does a SIM card contain?

Data that SIM cards contain include user identity, location and phone number, network authorization data, personal security keys, contact lists and stored text messages. SIM cards allow a mobile user to use this data and the features that come with them.
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How do I know if my SIM card is GSM or CDMA?

In the About (iOS) or Status (Android) page, scroll down and check for a MEID, ESN, or IMEI number. If your phone has a MEID or ESN number, it uses CDMA, and if it has IMEI, it uses GSM. If you see both, that means your phone supports both GSM and CDMA networks.
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Does CDMA use a SIM card?

With a CDMA phone, it'll be locked to a carrier and won't use a SIM card. Instead of an actual SIM card a CDMA phone will be linked to the network via a phone number. Another difference is that on 2G and 3G networks, the GSM network allows you to make voice calls and transmit data at the same time, while CDMA does not.
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Can a phone be both GSM and CDMA?

The Moto G4 Plus, Motorola Droid Turbo 2, and Moto X Pure can all work on both GSM and CDMA networks. These phones are also notable for their touch-free controls.
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What is a SIM profile?

Subscriber Identity Module (SIM) profile

[23] is a data package consisting of the IMSI and the secret keys, using which the subscriber is authenticated to the mobile network (e.g., UMTS [24]-based mobile network). Each SIM profile is identified by a unique International Circuit Card Identifier (ICCID) [25].
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Is eSIM better than SIM?

eSIM is better than a physical SIM card because it has so many more benefits: – eSIM is small: This not only allows extra room for other components, or perhaps a larger battery, it also enables manufacturers to rejig the internal layout of their devices.
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What the difference between an eSIM and an embedded SIM?

It's a replacement for the physical SIM card that currently connects phones to a mobile network, but the eSIM is a lot smaller. The biggest difference between an eSIM and a physical SIM is that, unlike a traditional SIM card, the eSIM is fixed onto the phone's (or other device's) motherboard.
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Is SIM card number on SIM card?

Your SIM card number (also called ICCID) is normally printed on your SIM card and/or your SIM card packaging, it is always a good idea to keep your SIM card packaging in case you ever need to check your SIM card number at a later date.
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Is IMEI the same as SIM?

Is my IMEI linked to SIM or phone? Ideally, from this point, you can easily tell that IMEI is not related to a sim card but is tied to the device (as its identifier). This should not be mixed with the UICC (universal integrated circuit card) number or the sim card.
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How do I know if my phone has a SIM card?

Depending on the type of phone, it could be placed behind the battery. In that case, you will have to open the back panel. For other phones, the SIM cards can be found on the side of the phone.
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