What Is Uicc

Q: What is a UICC and how is it different from a SIM card? UICC (Universal Integrated Circuit Card) is a new generation of SIM (Subscriber Identification Module) used in high-speed wireless networks. UICCs allow wireless operators to identify you, to ensure they know your specific plan and services.

What is the UICC that came with the device?

What is a UICC card? A UICC card is the physical smart card that is pre-inserted on your device and allows for LTE network authentication/ access. It's a new generation SIM (Subscriber Identification Module) card.

What does UICC mean on a cell phone?

Android 5.1 introduced a mechanism to grant special privileges for APIs relevant to the owners of universal integrated circuit card (UICC) apps.

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.

Why is my phone asking for a UICC?

UICC of a SIM acts as a lock to ensure the security of user data by limiting some of its features and binding it to only one data provider. Unlocking the UICC phone means removing the SIM lock restrictions from your phone.

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.

Can I just put my SIM card in an unlocked phone and use it?

Can You Put Any SIM Card Into an Unlocked Phone? When you have an unlocked phone, you can use any SIM card. Prior to the invention of 4G LTE, networks were split between GSM and CDMA operators. Now, since the introduction of 4G LTE phones, new iPhones and Android devices are compatible with both GSM and CDMA networks.

What applications may one find on a UICC card?

In a cdmaOne/CDMA2000 ("CDMA") network, the UICC contains a CSIM application, in addition to 3GPP USIM and SIM applications. A card with all 3 features is called a removable user identity card, or R-UIM. Thus, the R-UIM card can be inserted into CDMA, GSM, or UMTS handsets, and will work in all three cases.

Do I have turn off my phone to install the SIM card?

Yes, turning the phone off is best practice. But, leaving it on is not the end of the world. While it's a best practice to do so, I don't see any harm. In fact, the Apple article [Remove or switch the SIM card in your iPhone or iPad - Apple Support] doesn't seem to make that recommendation.

What code do you need to unlock a SIM?

A PUK is required when you want to unlock a phone. You'll need one in the event that your handset is locked by your current network and you want to use a SIM card from another network. You'll also need to get a PUK code in the event that you mistakenly enter the wrong PIN code and you are automatically locked out.

Why am I activating an unlocked device with a carrier?

An unlocked device does not require activation at checkout and should work simply by inserting a SIM card from a compatible carrier but the added discount is an incentive provided, usually by the carrier, so that customers can activate the device on their network at checkout.

Can I network unlock my phone for free?

If you are an existing user of the same network provider with which your phone is locked, then it can be free for you. Non-customers and past customers may be charged a price to unlock eligible devices.

What is the purpose of a SIM card in a mobile device?

A SIM card, also known as a subscriber identity module, is a smart card that stores identification information that pinpoints a smartphone to a specific mobile network.

What data is saved on a SIM card?

The answer is that SIM cards store data specific to you, the phone user, including things like your phone number. SIM cards also have an ID number, or international mobile subscriber identity (IMSI), attached to them, as well as a personal identification number (PIN) to protect against theft.

What does a locked SIM do?

To protect your SIM card from others using it for phone calls or cellular data, you can use a SIM PIN. Then, every time you restart your device or remove the SIM card, your SIM card will automatically lock and you'll see "Locked SIM" in the status bar.

Why is my phone suddenly asking for a SIM card?

This usually happens when your SIM card is not installed properly, it is damaged, or your phone has software problems after a software update.

Do I need a SIM card to activate my unlocked phone?

For some networks, all you need to do is insert a SIM card and you're good to go, but for others you're going to need to go to a licensed store or log into your online account and input some of your phone's serial numbers.

Will Sprint unlock my phone for free?

We unlock mobile devices that meet the following eligibility criteria free of charge: The device must be sold by Sprint. The device has not been reported as lost or stolen, associated with fraudulent activity, or otherwise flagged as ineligible to be unlocked. The device is SIM Unlock capable.

Is the SIM card number on the SIM card?

Find My SIM Card Number on an Android Go to Settings > About Phone > Status, then scroll down and locate the ICCID (SIM Card) number. 2. Remove the back cover and the battery, slide out the SIM Card and locate the SIM Card number on the card.

Is The IMEI number the same as the SIM?

Is IMEI the same as SIM? No, IMEI is not the same things as a sim card but it is tied to the device. Each device has a SIM and an IMEI. The SIM is associated with the network, whereas the IMEI is associated with the device.