How to SIM Unlock Your Samsung Galaxy S2/S3/S4/S5/S6/S7

December 21, 2017
Referred to the Samsung S series of mobile phones, I believe we are very familiar with. As the flagship model of Samsung, Samsung S series of mobile phones has been quite popular. Especially S3 to S7.Smartphone brings us convenience at the same time, it will bring us confusion. Sometimes, we will cause damage to the phone because of improper operation. In more cases, we can't manage the phone's data properly. However, sometimes we are also very helpless, for example, Samsung phone SIM card lock is a common situation. So, when this happens, we should be how to deal with it?
Android Data Recovery is a very powerful data processing software which design for almost all Android mobile phones and tablets. It can help you recover lost and deleted data from your phone. It can not only restore the data in the phone memory, but also can restore the data in SD card. It can also help you backup and restore your Android's mobile phone data. In addition, it also has other tools, such as fixing a bricked Android, unlock the Android phone's SIM card, unlock Android devices and so on. And next, we will show you how to use this program to SIM unlock your Samsung Galaxy phone.



Steps to SIM Unlock Your Samsung Galaxy S2/S3/S4/S5/S6/S7

First, download and install Android Data Recovery on your PC. Then, you can see there are four options on the left column, please click "More Tools". Then the program will go into the next interface, click on the" Android SIM Unlock " to go on.


Part 1. For Samsung Galaxy S2/S3/S4

Step 1. Connect Your Galaxy S2/S3/S4 to the Computer
Connect your Samsung phone to PC via USB cable, the program will detect your phone soon, a prerequisite, please ensure your phone has enabled the USB debugging.

Step 2. Enter USB Settings/Diagnostic/Service Mode
When your phone is recognized, you can see your phone's model on the screen, then please click "Next" to go on. After that, you need to enter USB Settings/Diagnostic/Service Mode on your Samsung phone by following the guidance on the program interface.

Please input *#0808# or ##3424# or #9090# on the call page of your Android phone, just choose one to try, normally one of them will work for your device. If done, your Galaxy S2/S3/S4 will enter USB Settings/Diagnostic/Service Mode automatically.
Select DM + MODEM + ADB or UART[*] or CDMA MODEM on your Galaxy. After your phone is stand ready, click on "Unlock".
Step 3. Unlock Your Samsung Galaxy S2/S3/S4
Now, the program start to SIM unlock your device, please wait patiently until it is finished.

Note: When the unlock is completed, you need to set your phone back into nomal mode by pressing the "Restore Mode" button.

Here, please dialing *#0808# or ##3424# or #9090# on your Galaxy phone and select MTP + ADB or USB[*] or PDA on the hidden menu. If done, click on "Next", your phone will enter normal mode and now it's successfully SIM unlocked.

Part 2. For Samsung S3/S4/S5/S6/S6 Edge/S7/S7 Edge

Step 1. Connect Your Samsung Phone to the Computer
Connect your phone to your computer with the USB line, and then you need to turn on the USB debugging for your mobile phone.

Step 2. Unlock Your SIM on Samsung
When the phone is successfully connected to the phone, the interface will as shown below. Click "Unlock" to begin the program. At this point you need to wait a few minutes, because your SIM is automatically unlocked. And in the process, your cell phone will be restarted once again. In addition, you also need to ensure that mobile phones are connected to the computer in the whole process. Because when the process is interrupted, it will need to restart, but also may cause damage to the file.

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