How to Unlock Huawei E5577Cs-321 (Optimus Portugal) Router [FREE]?

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Optimus carrier of Portugal is offering an E5577Cs-321 router, which carries WebUI 17.100.11.00.58. It comes with customized firmware and can be unlocked totally free after changing the firmware.

Unlocking of Huawei E5577s-321 locked to Zain Saudi Arabia, and Viva Bahrain is also supported without boot shot. The firmware of the E5577s model works on the E5577cs device, and unlocking is possible.

How to Unlock Huawei E5577Cs-321 Router of Optimus (NOS) Portugal [FREE]?

1. Reset the device and connect to Windows PC using its USB cable.

2. Open “My Computer / This PC,” and you will find a virtual CD-ROM.

3. Open the virtual CD-ROM and install the drivers on your Windows computer.

4. Now, the default IP address of the E5577Cs-321 router is automatically opened.

5. If the internet is connected, then disconnect and close the browser.

6. Run the firmware 21.180.99.04.00.

7. It will ask you for a password.

8. Generate flash code from the universal master code tool or comment below with model and IMEI to get the firmware code.

9. Input the flash or firmware code in the firmware update wizard when it asks you for a password.

10. Wait till successfully flashing the device.

11. Now install Huawei mobile partner on PC.

12. Run the DC unlocker and detect the device under it.

13. When it will show the results of your E5577Cs-321 router, then at the end of the result put the following command:

AT^NVRDEX=50503,0,128

and press the Enter from the keyboard.

14. You will get the results something like:

“DC – Unlocker 2 Client 1.00.1277

Detecting modem :

selection :
manufacturer – Huawei modems
model – Auto detect (recommended)

Found Applications port COM5

Found modem : E5577Cs-321
Model: Huawei E5577 (untested)
IMEI : 86726202******
Serial NR. : D2L7N15804003633
Firmware: 21.180.99.03.00
Compile date / time : Feb 13 2015 20:39:48
Hardware ver. : CL1E5573SM11
Dashboard version: WEBUI_17.100.11.00.58
SIM-Lock status: Locked (Card Lock)
Wrong codes entered : 1 (unlock attempts left : 9)

===================================================================

AT^NVRDEX=50503,0,128

^NVRDEX: 50503,0,128,13 CC 12 D5 9E 13 36 35 99 7C 23 5E F5 7A C5 A9 B7 69 D2 04 5D B7 E1 0F A5 00 08 22 FA F5 90 55 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 E7 D5 F7 2C C5 9B 4F 9F CF 14 2C 5B 80 37 4D E4 C1 70 13 66 CF 79 54 DD B2 25 CA 21 F7 49 63 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
OK”

15. Copy the whole results and paste them into the comment box.

16. After getting the NV hash code, it will be converted into unlock / NCK code and replied to you.

17. Once you get the unlock code, you can update the device with the new firmware.

18. Now, change the default simcard with another operator and enter the unlock when prompted.

Now you have successfully unlocked your Huawei E5577Cs-321 (Optimus Portugal) router free of cost.

Update: Orange Jordan has also launched Huawei E5577Cs-321. It comes with firmware versions 21.200.05.00.647 and 17.100.11.00.647. Today we have successfully unlocked it with the above-mentioned procedure.

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