How to unlock Sony Xperia Z4

How to unlock Sony Xperia Z4 by code ?

Unlocking Sony Xperia Z4 by code is the easiest and fastest way to make your device network free. It doesn't interfere in your system or change it in any way so even after using our code, you don't loose your warranty. In order to receive a network unlock code for your Sony Xperia Z4 you need to provide IMEI number (15 digits unique number). It can be found by dialing *#06# as a phone number, as well as by checking in the phone settings of your device.

Why unlock your Sony Xperia Z4 by code ? Because it is the easiest, fastest and most secure way of unlocking right now.
There are a variety of services used for Sony Xperia Z4. Most popular is the SONY all networks service, which provides unlock codes for all networks from all over the world.
If you know the exact network and counrty you might be interested in using a "specific service" for AT&T, T-Mobile etc.
Even after using our code, you don't loose the warranty, the codes don't interfere in the system or change it in any way, so the producer doesn't have any rights to take away your warranty.

The most important thing to check, before you make an order is the code counter status. Code counter that shows all 0 cannot be unlocked. There are no tries left to enter the code to the Sony Xperia Z4.
You are making an order at your own risk if you didn't check the code counter !!

Unlocking Sony Xperia Z4

For unlock Sony Xperia Z4 following options are available. If you don't know which option use for unlock your phone, please contact us. We will help you choose the right product for your phone.

UNLOCK Sony Xperia Z4

What our customers say about unlocking

A simple, quick and reasonably priced service that does exactly what it says on the tin. Thoroughly reccomended.
Andrew - 2017-10-20 06:04:39
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Williams Kwarteng - 2017-04-18 20:07:48
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Daniele Sayuri - 2017-03-17 13:19:32
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riki - 2016-12-16 05:50:33

Unlocking instruction for Sony Xperia Z4 ?

How to enter a network unlock code in a Sony Xperia Z4:

1. Turn on the phone with an unaccepted simcard inserted (simcard from a different network)
2. Phone should ask for network unlock code
3. Type NCK code in order to unlock the main network like T-Mobile, Orange etc.
Type SPCK code if the phone is locked in a subnetwork like Tesco.

How to check SONY Xperia Z4 code counter:

1. Turn on the phone whithout sim card
2. Type *#*#7378423#*#*
3. Select Service info
4. Select SimLock
5. Check where is X
6. If X is on NETWORK, SUBSET or PROVIDER and value is more than 0, you can unlock your phone.
7. If it is 0 unlock by code is NOT possible. The counter is blocked.

If the code counter shows all 0 it cannot be unlocked, because there are no tries left to unlock it.

Second way to check counter

1. Turn on the phone whithout sim card
2. Lock screen
3. Press sequence: Menu, Back, Back, Menu, Back, Menu, Menu, Back
4. Select Service info
5. Select SimLock
6. Check where is X
7. If X is on NETWORK and value is different than zero, you can unlock your phone.
8. If it is zero unlock by code is NOT available. The counter is blocked.

Network unlock code for Sony Xperia Z4

Network unlock code or Sim pin network code is a special type of code which removes the network blockade from your Sony Xperia Z4.
These messages will appear on the screen of your Sony Xperia Z4 when you insert an unaccepted simcard.

Blocked code counter in a Sony Xperia Z4

Sony Xperia Z4 has a limited amount of unlocking attempts. Usually all Sony Xperia Z4 have 5 tries. If your Sony Xperia Z4 has a blocked code counter, there are no tries left, you cannot unlock this device by code.
Important !!! Sony Xperia Z4 with a blocked code counter will still ask for a network unlock code.
Even if you enter the correct code it won't work with a blocked code counter.

The code counter can be reset only by an official Sony service.

What is a Sony Xperia Z4 NSCK code?

Sony Xperia Z4 needs different types of unlock codes to remove the network blockade.
One of these codes is a NSCK code which is used in most Japanese networks like Docomo, Softbank etc.
Those networks cannot be unlocked with the standard NCK code.
Sony Xperia Z4 usually asks for this code as soon as you insert an unaccepted simcard ( from a different network ).

Comments

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