How do you know 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.

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SIM Card Lock
Network Lock
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Is my SIM card locked?
What happens when a SIM card locks?
Can I unlock my SIM card myself?
Is my SIM locked or unlocked?

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).

To unlock your SIM card:

Log in to MyBell and retrieve your unlock key.
Enter the unlock key on your mobile phone.

Note: Entering an incorrect unlock key 10 times will permanently lock your SIM card. If you need a new SIM card, please visit a Bell store or order one online.

A SIM card or network lock may be preventing you from making calls or messages. There are several reasons why your device network might be locked when you insert a new SIM card. Read on to find out more about how to solve this issue.

If instead you are having difficulties unlocking your device handset you can find out more about how to unlock your device.

SIM Card Lock

A SIM card lock protects your SIM from being used on other mobile devices. Follow the below steps to find out how to lock or unlock your SIM card.

1 Open the Settings app

2 Tap Biometrics and security

3 Tap Other security settings

4 Tap Set up SIM card lock

5 Tap Lock SIM card

6 Enter your SIM card PIN, then tap OK. The default PIN number will depend on your network provider. You can also find your SIM card’s PIN number on the original packaging it came in.

7 When the SIM card lock is activated, you can tap Change SIM card PIN to change to a new PIN number

8 To disable the SIM card lock, tap Lock SIM card again, then enter the PIN number.

Network Lock

If you originally received your device from one network provider and your new SIM card is from a different network, the original network provider may have locked the device to their network.

Samsung does not lock any of its devices to any particular network. You will need to contact the original service provider or retailer to request an unlock code.

Some service providers may allow you to unlock the device for a small charge or for free, whereas others may not allow the device to be unlocked at all.

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Is my SIM card locked?

Android 10, 11, 12, 13 Find and tap Settings → Security → (More security settings) → SIM card lock. Tap the switch beside Lock SIM card to lock or unlock the SIM card. Enter the SIM card PIN, then tap OK.

What happens when a SIM card locks?

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 I unlock my SIM card myself?

To unlock your SIM Card, reset the PIN by entering your SIM Card's unique PUK (PIN Unlock Key). Note: Entering an incorrect PUK (PIN Unlock Key) 10 times will permanently lock your SIM Card. If the SIM Card becomes permanently locked, you will need to swap it for a new SIM Card.

Is my SIM locked or unlocked?

Another way to determine whether your phone is unlocked is by inserting a SIM card from another carrier and seeing if you can make a call. If your call successfully connects, then your phone is unlocked and should work with other SIM cards.