Unlock Huawei E5577s-321 Zain with firmware

Unlock Huawei E5577s-321 Zain can be used as a wireless modem when the Wi-Fi is enabled. A maximum of ten wireless users can access the E5577 at the same time. The E5577 allows you to access the Internet via LTE/3G or Wi-Fi. When you are using the E5577 in areas with a Wi-Fi hotspot, for example, an airport, a cafe, a hotel, or your home, the E5577 switches to Wi-Fi connection automatically, saving your LTE/3G network traffic fees.
Huawei E5577Cs-321 provides a menu-style LCD UI with support for multiple languages such as English, Spanish, German, and Italian. You can browse the information on the LCD or configure settings. Also, you can scan a 2D barcode on the E5577’s LCD to download the HUAWEI Mobile WiFi App or quickly connect your device to the E5577 to access the Internet!
Unlock Huawei E5577s-321 Zain
Unlock Huawei E5577s-321 Zain

Zain carrier of Saudi Arabia has recently launched a new Huawei device, the E5577s-321. It can also be unlocked, but since it has the Auth V4 algorithm, you need to flash the device first then only unlocking is possible. After unlocking you can use all network providers SIM around the world. You can purchase this device in Kuwait and Saudi Arabia.


Unlocking of Huawei (E5577) E5577s-321 Zain device is a big process, and it takes at least 30 minutes. Currently, firmware with WebUI is available and can be unlocked.
Download the following required files which will be used in the process of unlocking of Huawei E5577s-321:
  • Firmware Update Huawei E5577s-321 (General)
  • Huawei Firmware E5577s-321 Update 21.316.01.00.00 (Universal)
  • Latest Huawei Mobile Partner for drivers
  • Universal Master Code Tool to generate firmware code or you can also leave a comment
  • DC-unlocker

How to Unlock Huawei E5577s-321 Zain mobile WiFi router?

  • Install the latest Huawei mobile partner.
  • Use a universal master code tool to generate firmware code through the Huawei tab or comment below to get the firmware code/password.
  • Reset the Huawei E5577s-321 and connect to Windows PC with its default data / USB cable.
  • Run firmware update E5577s-321
  • It will put your device in download mode and detect your device.
  • Now the E5577s-321 router will ask you password, input the firmware code which you have already got in Step 2.
  • Wait till finish wizard.
  • Now install DC-unlocker.
  • Detect your Huawei E5577s-321 Zain router under it.
  • Copy and paste the below command at the end of the result:

(without quotes) and press Enter from the keyboard.

  • It will generate some NV codes in the hash format.
  • Copy all the details and at the same time pay 6 USD through the PayPal button of this website. Once paid, I will ask you about the hash code through email. NCK / unlock code will be generated accordingly for the E5577s-321 device and will be emailed back.
Note: After getting the unlock code, update the device with Huawei firmware E5577s-321 v21.316.01.00.00; which you have already downloaded.
Update: Viva Bahrain has also launched Huawei E5577s-321 that comes with hardware version CL1E5573SM02, firmware, and Web UI It is unlocked successfully.

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