How to unlock B612s-52d Router

B612s-52d router launched by Huawei comes with a high security and cannot be unlocked easily. But for the ease of use, we have developed a special app to unlock it by changing the firmware and it is 100% safe.

Entel Peru router having firmware version or later cannot be unlocked using this method, that can only be unlocked using the direct unlock code. Others can also use this method if there is an option to enter the unlock code. Direct method doesn’t need unscrewing. Order can be placed using this link.

Note: The router needs to be unscrewed and a USB cable has to be soldered to complete the unlock process because this router has only LAN socket. 

Unlock Huawei B612s-25d

Important: If you are using windows 10 then download the file given below, extract it and run it. Don’t forget to restart the computer after executing this file.

How to unlock B612s-52d Router

Download and Install Drivers from here. If you are facing problems with driver installation follow this link.

  1. Download the unlocking software from here.
  2. Copy the Hardware ID shown by the B612s-52d Unlocking Software on your PC and send it to us through email along with the payment details. You will have to use the same PC later to unlock the router and the registration details send by us will work only in the same PC whose Hardware ID you will send to us.

Phase 2:

Unlock Huawei B612s-52d

Dismantle the B612s-52d router and shot the points (marked with red and orange color circles) using the tweezer or wire as marked in the picture above. Without leaving those points, insert the power cable.

Note: The B612s router should remain OFF after inserting the power cable. If it automatically turns on after inserting cable, repeat the process again.

Once the shot is successful, insert USB cable, you will find a new com port in the device manager as shown below.

unlock B612s-52d

Phase 2:
  1. Once a port is generated, Once the unlocking software is downloaded, Extract it using WinRar. It will have two files. Open the file B612s-52d_Loader file, and enter the details (registration name and key) and click the register button.
  2. You will get a successful registration message and the firmware flashing process will start automatically.
  3. Soon your device manager will show two com ports in device manger as shown below

How to unlock Zain E5787s-33a

Phase 3:
  1. Wait for two minutes and Run the B612s-52d_FW file. The firmware installation will start again. Wait for the installation to finish.
  2. On completion, remove the power cable and USB cable from router. Wait for 30 seconds and insert power cable in the router.
  3. Connect the router to the computer using Ethernet/LAN and let it turn ON completely.
  4. Download Putty software from here, extract and run it. Type the IP address, choose Telnet option and press open as shown in the below image.


  1. A black window will open. Type the command: atc ati and press Enter. The B612s-52d will respond with an OK message.
  2. Copy paste the below command also and press Enter again

atc at^nvwrex=8268,0,12,1,0,0,0,2,0,0,0,a,0,0,0

telnet unlock

The router will again respond with an OK message. Type at^reset to restart the router and apply the new settings.

Now your router is free of all restrictions and will work with any sim card from now onward.

Unlock is not free. You will have to pay 10 USD to get the registration details for the unlock. Kindly proceed only if you agree to pay the same.


  1. I need to unlock the modem router b612s-52d peru entel
    firmware bin to update and unlock


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