TruthTrack News.

Reliable updates on global events, science, and public knowledge—delivered clearly and honestly.

culture and society

What does it mean if your SIM card is locked?

By Ava Hudson |

What does it mean if your SIM card is locked?

The SIM card on your mobile phone will become locked if you enter an incorrect personal identification number (PIN) three times. To unlock it you must reset your PIN by entering your SIM card's unique unlock key (also called a PIN unblocking key or PUK).

Subsequently, one may also ask, what does locked SIM mean?

Lock your SIM card with a PIN (personal identification number) to require an identification code for phone calls and cellular-data usage. 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.

One may also ask, how do I unlock my SIM card permanently blocked? Once you have your PUK then keep it in a safe place away from your mobile as it is the key to unblocking your SIM. Note that if you enter a wrong PUK 10 times in a row, the SIM will be permanently blocked, and you'll need to purchase a new SIM card.

Accordingly, how do I unblock my SIM card?

UNBLOCK YOUR PHONE WITH A PUK CODE. Your phone can become blocked in a number of ways - one of them is if you enter the wrong SIM card PIN number three times in a row. To unblock your SIM card, you will need to use something called a PUK (Personal Unblocking Key). Remember that unblocking is different to unlocking.

Can you unlock a SIM card?

Use an unlocking serviceYou unlock your phone mostly the same way you would if you were doing it through your carrier. You contact an unlocking service and pay their fee (usually between $20 and $30) and they send you a code. When you insert your new SIM card, you use this code to unlock the SIM.

Why does my iPhone say my SIM card is locked?

The SIM card on your mobile phone will become locked if you enter an incorrect personal identification number (PIN) three times. To unlock it you must reset your PIN by entering your SIM card's unique unlock key (also called a PIN unblocking key or PUK).

Can you unlock a phone yourself?

If you're willing to unlock the phone on your own, here's what you need to know. And carriers such as T-Mobile offer apps that unlock phones. Before you unlock your phone, though, make sure it's compatible with the new carrier's network. Verizon and Sprint use a standard called CDMA, and AT&T and T-Mobile use GSM.

Where is the SIM PIN located?

To find the SIM PIN / PUK numbers for your 4G LTE SIM card
Tap or click My PIN and Unblocking Key (PUK) under "About My Device". Your default PIN and PUK will be displayed in a pop-up window.

What is the purpose of locking your SIM card?

Essentially, SIM lock requires your lock screen PIN, pattern, password, or fingerprint and SIM card to be in place before the phone can be unlocked. You can kind of think of it as physical two-factor authentication, which deters thieves from removing the SIM in order to avoid being tracked.

How do I unlock my PUK number?

Unlock your mobile using PUK code
  1. Enter any PIN into your mobile handset, eg. 0000.
  2. Press [OK] or [YES]
  3. Repeat until your phone asks you to "Enter PUK"
  4. Retrieve your PUK code by entering your details below:

How do I find out my PUK code for my SIM card?

Find your PUK on the SIM card pack
If you've still got the little pack that the SIM came in, check on the credit-card sized bit of plastic that the SIM snapped out from. The PUK Code is an eight digit number, and is usually printed on the back.

How do I get my PUK number?

To get your PUK number:
  1. Dial *100*8# from another phone.
  2. Enter your mobile phone number.
  3. Enter your national ID number.
  4. You'll receive your PUK code shortly via a text message.

Is PUK code written on SIM card?

A PUK code stands for “Personal Unlock Key.” It's a unique code that is linked to your mobile phone's SIM card and is usually 8 digits long. You will need the PUK code if you have set a SIM Card lock and entered the wrong passcode 3 times. Your phone will become locked, and you will need the PUK code to unlock it.

How do I stop my SIM card from locking?

First, go to Settings in your Android device's main menu. In the Settings menu, choose Security, then Set up SIM card lock. First, here's how to disable the SIM card PIN. All you have to do is to uncheck the box next to “Lock SIM card” and then confirm the change by inputting the current PIN code.

Can you unblock a SIM card?

Unblocking your phone
Your phone can become blocked if you enter the wrong SIM card PIN number three times in a row. To unblock your SIM you'll need a PUK (Personal Unblocking Key) code. Remember that unblocking is different to unlocking.

Why is my SIM card rejected?

Turn off your mobile handset, and remove the SIM card. Wait two minutes and then put the SIM card back in. Turn your handset back on and allow it to reboot. If you see an error message like “SIM Card Rejected”, this means that a PUK has been entered incorrectly more than 10 times, and the SIM card has been wiped.

What is the 8 digit PUK code?

The PUK (Personal Unblocking Key) code is a code consisting of 8 digits that you also received with your SIM card. It is used to unblock your SIM card when you entered 3 times a wrong PIN code. These codes are provided with the SIM card in the Welcome Pack.

How can I block my SIM card online?

The SIM Card can be blocked easily in the My Vodafone Self Care in the menu Settings of services - Blocking. You can also call the Customer Care line *77 (800 77 00 77) or visit one of Vodafone stores. To block the SIM, you have to know the user password. We will block your SIM Card within 60 minutes of your request.

What do I do if my PUK code is blocked?

How to Fix a Blocked PUK
  1. Take the battery cover off of the blocked phone and remove the battery.
  2. Write down the phone's IMEI and SIM card number.
  3. Put the phone back together and power it on.
  4. Call your wireless provider from another phone and ask to speak with someone about PUK unlocking.

How can I get into a locked iPhone?

4 Get into A Locked iPhone with iTunes (Erase Data)
  1. Open iTunes on your PC. Connect your iPhone to your computer.
  2. When iTunes recognize your iPhone. It will start to sync and back up your iPhone.
  3. Then click “Restore” on the pop up window. This would reset your device.

How do you reset a SIM card?

Resetting SIM card through the phone's settings
Insert the SIM card into your cell phone's SIM card slot and place the back cover securely. Then, turn on the phone. Step 2. Go to the "Settings" menu and choose "Reset" from the list of options that are displayed.