Why does it say my SIM card is locked?

Why does it 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).

What do I do if my SIM lock is locked?

If you forgot or don’t know your SIM PIN

  1. Contact the carrier that gave you the SIM card.
  2. Ask your carrier to help you unlock your SIM card using the default SIM PIN or PUK code.
  3. If you can’t unlock your SIM card using the SIM PIN or PUK code or if an alert says, “PUK exhausted,” ask for a new SIM card.

What is the network unlock code for Sony Xperia?

Dial *#*#7465625#*#* to access the service menu. Tap Service info → SIM lock. Look for the ‘X’ mark. If ‘X’ is on Network and the value is different than 0, you can remove your device’s operator lock.

Can you unblock a SIM card?

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.

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

Your mobile provider should have similar packaging for the SIM card.

  1. The PUK code is printed on the plastic card holding the SIM.
  2. The PUK code might be hidden under a scratchable area.
  3. Scratch off the area to reveal the PUK code.
  4. Sign in to get the PUK code.
  5. Give your mobile carrier a call to ask for your PUK code.

How to unlock Sony Xperia Z3 if the network is blocked?

The counter is blocked. Network unlock code or Sim pin network code is a special type of code which removes the network blockade from your Sony Xperia Z3. These messages will appear on the screen of your Sony Xperia Z3 when you insert an unaccepted simcard. Sony Xperia Z3 has a limited amount of unlocking attempts.

How do I unlock my Xperia device with a SIM card?

Insert the SIM card from your new operator. Turn on the Xperia device. If prompted, enter the PIN code for the SIM card (4 digits). Enter the Network Unlock Code / Network Control Key (16 digits). NOTE: The device will become hard locked if too many unsuccessful attempts are made. Contact the network operator to get a replacement NUC/NCK code.

How to hard reset or reboot Xperia XZ3?

Here’s how a soft reset or reboot is done on the Xperia XZ3 smartphone: Press and hold the Power key for a few seconds until the menu opens. Tap Restart from the given options. Then wait for your phone to reboot. You can also force the phone to restart or shut down.

What does it mean when your phone says SIM card not inserted?

When your phone shows a SIM card not inserted error, it’s either telling you that the SIM card doesn’t have secure contact with the slot or something in the phone system is preventing the SIM card system from working as intended. As a result, the phone fails to read and recognize the SIM card.