How to Unlock Huawei E8372h Customize Firmware (Zong)

Today I am going to show how to unlock and Downgrade huawei E8372h device firmware which is locked with customize firmware by Operator. (Zong, Moblink, etc)


The customize firmware locked devices can't be downgraded or unlocked.

When we try to unlock such devices. It gives Such Errors. " CMS ERROR: 50".

Method is Simple but some technical also.

REQUIREMENTS.

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Driver:

1.  HUAWEI_Driver_5.05.02.00 4MB
2.  FcSerialDrv 498KB



Cables

3.  HUAWEI HiLink Switch Driver_Setup 475kb

Tools.

1. Twizzlers /Cable  
2. Screw Driver

Software:

1. usblsafe_E8372h.bin
2. balong_usbdload_win32

Firmware:

E8372h-153_Update_21.110.99.05.00

Lets Start Unlocking:

Watch Video By Sallu Brother for Complete Unlock.

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huawei e8372h boot pinout schematic diagram

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e8372h_boot_pin_out_First_Frame

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