Before purchasing Samsung Galaxy S III / S3 in the US has studied how it can be decoupled from AT&T. True, at that moment I was studying the model Galaxy SIII GT-I9300, and Samsung SGH-I747 (d2att) came to me. I had to look for unlock options again. Fortunately, there was a universal, safe and, importantly, free method.

This trick is very simple and works on several Samsung phones, including Samsung Galaxy S3 SGH-I747, Samsung Galaxy SIII GT-I9300, Samsung Galaxy Note 2 GT-N7105. At the same time, it does not matter to which operator the phone is attached (locked) (AT&T, Orange, Telus, Rogers, ...). And most importantly, you don't need to change files on your phone or install programs of unknown origin. Moreover, this whole procedure is absolutely free!

First you need to update Android to at least version 4.1. Without updating, the required menu items simply will not appear. For Samsung Galaxy S3 SGH-I747, just download and install free program Samsung Kies. After connecting the phone via USB cable, Samsung Kies will offer to upgrade to 4.1.1. If you have a custom ROM, install the stock ROM; Some users were able to simply update the radio rather than installing the stock firmware.


  1. Dial the number
    *#197328640#

  2. In the menu that appears, select UMTS -> Debug Screen -> Phone Control -> Network Lock -> Options Perso SHA256 OFF. Wait 30 seconds.

  3. Go back one step by pressing the Menu button and selecting "Back". You will again find yourself in Network Lock

  4. Select then choose NW Lock NV Data INITIALLIZ and wait a minute.

  5. Reload your phone!

  6. Profit!

Unfortunately, this method does not imply any messages that the phone has already been untied from the operator (unlocked). Just insert a new one SIM card and try to use the phone with it (do not rush to panic, if the network does not appear immediately, wait a minute).

Another way to make sure that all procedures have been completed is to go back to the Perso SHA256 OFF item. After you select it and wait 30 seconds, a message will appear on the screen stating that no changes have occurred.

Tested on my Samsung Galaxy S3 SGH-I747, tied (locked) to the American operator AT&T. Micro SIM card of a Russian operator mobile communications, which was issued for free instead of a regular SIM, worked great after this procedure.

If you cannot untie the phone using this method, the xda-developers community recommends:
1. Repeat the above steps
2. Turn off the phone, remove the SIM card and insert it again.
3. Try with some other SIM card.

Also, problems with unlinking can be observed with stolen phones (the problem with a clean ESN is a clean ESN problem).

(Update)
How to untie (unlock) Samsung Galaxy S3, S4, S5, S6, S7 and Galaxy Note 1,2,3,4 from mobile operator using the unlock code
Unfortunately, the free above-mentioned method of decoupling from the operator, although it works great, is not available for everyone. The problem is that in firmware older than Android 4.1.1, the required item may simply be missing. To return this menu item, you need to return firmware 4.1.1, which is certainly not an easy task for all users.

Alternatively, you can use the unlock code to unlock your Samsung Galaxy S3, S4, S5, S6, S7 and Galaxy Note 1, 2, 3, 4. On ebay, many sellers offer unlock codes for the Samsung Galaxy s3 as well as the other phones listed above. They cost only $ 1.

With an equal price, it is better to choose the one who has a high rating, hundreds of reviews, and even better - hundreds of sold codes for unlocking the phone. For example, the seller nikita_iz has sold the code for unlinking Samsung Galaxy S2, S3, S4, Note 2,3 (Clean IMEI) from AT&T more than 900 times.

Disconnecting from the operator using this method can take 1-2 business days. In the case of mine. Please note that many sellers indicate that the unlock code does not work on Android 4.4.2, you need to install more old version operating system Android.

Everyone uses the services of the operator that is most convenient and provides the most complete range of services in the opinion of users. One of these is Megafon, but sometimes annoying misunderstandings can happen with its subscribers, as well as with any others.

Probably already many fans of the trade are faced with the fact that it is necessary to unlock Samsung Galaxy Note 3 from Megafon, since for some reason it is on this operator that this model is locked or, simply put, locked.

Unlocking Note 3 Megaphone - how to do it correctly?

This phenomenon often occurs with other operators and the reasons for this may be different, but most often you may need to unlock a Samsung phone when the device was purchased abroad and has a territorial restriction, that is, it cannot work in networks foreign operators connection with their sim cards. It would seem, why, in this case, to buy, so that then you also have to unlock Samsung phone?

The reasons for this can be very different, but for the most part this happens either due to the sale of such a device to an unsuspecting buyer, or the desire to buy the device at a cheaper price abroad. In the latter case, users may be aware that unlocking is pending. Samsung Galaxy Note 3 from Megafon, since the desire to have this model is quite natural, and the unlocking process itself does not take much time, in fact, without presenting anything complicated.

Unlocking Note 3 Megaphone - what needs to be done?

To carry out the procedure, you will need an IMEI - a digital identifier that is assigned to the device during assembly and is unique for products of any brand. To find out what kind of IMEY your phone has, you can do the following, for example, look at the packaging, where the code is applied, or in the corresponding section of the menu. The fastest source of obtaining a code is by dialing the combination * # 06 #, after which the desired one will be visible on the phone screen. Unlocking a Samsung phone itself is not difficult, because after the IMEY is found, in the process of unlocking this device there is nothing difficult left.

Unlocking itself consists in obtaining special codes for unlocking the device, after the introduction of which it starts working correctly in any of the cellular networks and with any operator.

Such an opportunity as unlocking the Samsung Galaxy Note 3 from Megafon allowed the subscribers of this operator not to look back and buy exactly the phone model that is most suitable, but from what could this even happen? As it turns out, the manufacturer can do this to protect its products from counterfeiting or for other reasons, but this should be remembered when purchasing mobile gadgets abroad, and it is advisable to first check for blocking and whether it will be possible to unlock the Samsung phone afterwards.

Unfortunately, the seller does not always warn the buyer that the Samsung phone will probably need to be unlocked. Buyers are also different: someone has encountered such a problem and knows how to solve it, but most are unfamiliar with it, and when instead of a connection a message appears about the impossibility of connecting, then naturally the user does not even suspect that it is necessary to unlock the Samsung phone. Lost in conjecture, he decides that the device is out of order, and as a result, the manufacturer's image suffers.

Currently, unlocking a samsung phone is no longer a problem, which in principle minimizes any inconvenience, and the user can use his device without restrictions immediately after unlocking the lock. If this happens, then of course you should not panic and think that your phone is out of order, unlocking the Samsung Galaxy Note 3 from Megafon has become quite familiar to most subscribers, which, incidentally, is not surprising. Unfortunately, phone manufacturers do not always keep up with the requests of buyers, and when they are waiting for the next new model in their country, it turns out to be available only abroad.

In this case, unlocking the Note 3 Megafon will come in handy, since you have to essentially reformat the device for our domestic networks, which does not in any way reduce the quality of its work, but only expands the capabilities of the phone. Thanks to this service, unlocking a Samsung phone, as well as other brands of phones, is not difficult today, which allows bringing the service to a qualitatively new level.

We would like to announce good news for all owners of the company's mobile devices. Samsung blocked for one of the European operators cellular communication... If earlier, when performing the Unlock procedure, you received a “Code not fount” response from the database, now this situation has changed. Today the database has received a large-scale update and has been replenished with a large number of new IMEIs.

Unlock Samsung Galaxy Note3 Megafon Russia

Also, the owners of the popular Samsung Galaxy Note 3 communicators, blocked under the Megafon Russia provider, were also very lucky. From today, it became possible to conduct an official and safe Unlock procedure for these devices.

Standard unlock Samsung Galaxy Note3- classic, remote. Using the IMEI of your mobile device you place an order for a special unlock code that comes to your email... Next, you insert a SIM card of a third-party mobile operator and, when prompted for Network Unlock Key, enter the received key. After completing all the above steps, your mobile device becomes jailbroken and fully ready to work with any mobile providers, any state.

Unlock the product is performed only once, while the SIM Lock is removed completely.

At the moment, it is possible to unlock the following modifications of the Samsung Note 3:

  • GT-N9000, N9005 (including model SM-N900 from Megafon Russia);
  • SM-G730A (S3 Mini);
  • ST-N9005;
  • EK-GC100 (Galaxy Camera);
  • SM-N900T.

The approximate time required to obtain the code for the current modifications is a day!

In order to perform the above service, you either need to come to the Cellophone Service Center (Kiev), or use the remote unlock service. To order the latter, write a letter to the following e-mail:. In it, specify the manufacturer of the device, its model, IMEI, country, and also what you want to perform remote unlocking.

If you have any questions regarding the described service, please contact the staff of our Service Center Cellophone. All necessary contact information is available on our website.

Video how to unlock Samsung Note 3 from Megafon Russia using the IMEI unlock code:


Smartphones have long entered our lives, becoming almost indispensable helpers - this is a reminder, a notebook, a photo and video camera, a phone, a reader, and much more in one device.

You can buy a smartphone from a telecom operator, from authorized dealers or digital stores. Megafon did not stay away from the fashion of cellular operators to release (or encode) smartphones for its own network. So, Note 3 "Megafon" was and remains one of the top models, which has impressive technical characteristics.

1. Note 3 Megaphone - types and differences

At the moment, in the salons of Megafon, you can buy locked and unlocked models of the Samsung Galaxy Note 3 smartphone.

Locked Galaxy Note 3 are smartphones offered at a special discounted price and under certain conditions of purchase, one of which is Megafon only. That is, this smartphone will not work with SIM-cards of other operators.

There are other models on sale that can work in the networks of other operators, but they are much more expensive.

Note 3 smartphones can be with support for LTE networks (4G +) or 3G networks. The full name of the phone model will be as follows:

    Galaxy Note 3 N9005 (for 4G networks),

    Galaxy Note 3 N900 (for 3G networks).

The color can be white or black.

In addition to the supported networks, the described models have differences in other hardware. So, the N900 has an 8-core processor with a frequency of 1.9 GHz and a Mali T628 graphics processor, and the N9005 model has a quad-core processor with a frequency of 2.3 GHz, and the Adreno 330 chip is responsible for the graphics.

The volume of built-in memory is currently available only 32 GB, although at the beginning of sales there were other volumes.

2. Firmware Samsung Galaxy Note 3 "Megafon", unlocking

Like most other sophisticated devices from Samsung, various official and unofficial firmwares are available on the Note 3.

For example, a smartphone is being sold with a pre-installed Android 4.3 shell, which can later be updated to 4.4.

There are many unofficial firmwares made by individual users or entire teams, such as MIUI or AOSP, etc. (It's worth noting that unfortunately, there is no such popular alternative firmware on other Android smartphones as CyanogenMod for Galaxy Note 3).

I would like to note that none of the firmware, even with the obtained root rights, does not allow changing the operator "Megafon" to another, if the phone was bought locked under one operator.

Unlocking is offered by special services that, in fact, have access to the databases of the manufacturer Samsung, which, to put it mildly, is illegal. You will not be able to get an unlock code for free in such services, but alternative way there is no release of the lock.

Therefore, before purchasing a locked smartphone Note 3 Megafon for a special offer with a lower cost in comparison with universal models (working with several operators), it is worth thinking carefully. Namely, to clearly understand for yourself whether it is worth it or not, whether you will use Megafon communication services so much that the smartphone has time to work out its resource, or are ready to spend an additional amount to buy an unlock code from unofficial sources.


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If your brand new Galaxy Note 3 turned out to be "firmly" accustomed to work only with a native operator, then today's article is especially for you! In it we will analyze 2 easy ways unblock the binding of the smartphone to the network.

Both of these methods have a common advantage: there is no need for root privileges. The first method is not suitable for everyone, but it is simple and free, and therefore it is worth trying it first.

Also, despite the proven and safe methods, the editors warn you before starting the unlocking process that any non-standard consequences may serve as a reason for refusing to warranty repair your device. In addition, unlike flashing, the Samsung Galaxy Note 3 battery can be charged to less than 40%.

How to Remove SIM Lock from Samsung Galaxy Note 3

Step 1: Launch the dialer application on your smartphone

Step 2: Enter the code below

*#197328640#

Step 3: Click the button Menu

Step 4: Click on Back

Step 5: Click on Menu and open an input window Key(Key)

Step 6: Enter 1 and press OK

Step 7: Click on Menu then again Back(Back)

Step 8: Please select UMTS

Step 9: Please select Debug Screen

Step 10: Please select Phone Control

Step 11: Please select Network lock

Step 12: Please select Options, and then Perso SHA256 OFF

Step 13: Click on Menu and Back

Step 14: Click on COMMON

Step 15: Please select NW Lock NV Data INITIALLIZ

If the operation was successful, a message with the word Asterisk and the command number from step 2 will appear on the screen. The smartphone needs to be restarted normally. After that, the SIM-block must be removed.

How to Unlock Samsung Galaxy Note 3 - Method 2

If the first method did not work, then you need to get the so-called unlock code from special services. To do this, you will need the IMEI number of your smartphone. You can find it in the section Settings - About device - Status, or by dialing the command * # 06 # on the dialing screen.