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Sunday, 30 June 2019

Huawei E5577s-321 & E5577Cs-321 Unlock Without Paid Tools by Askar



Requirements to Unlock Huawei E5577s & E5577Cs MiFi Routers

Mobile Partner Here

E5577s-321 Download Here

E5577Cs-321 Download Here

Balong Tool & USBloader Here 

DC Unlocker Here

Universal Master Code Tool Here

How to Unlock Huawei E5577s & E5577Cs MiFi Routers?

1.Download & Extract above Files

2.Install Latest Mobile Partner

3.Touch the boot pin and ground of the board from any tweezer / wire & Connect the Router to PC

Note : Before Touch Boot Pin Kindly Remove Your LCD & Connect After Flash Loader Bin To Avoid White LCD After Unlock
Make Sure Which Firmware Version Is Your Router Before Unlock

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4.Run “Balong USB Downloader” tool.

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1.Click on Detect button.

2.It will detect COM port of your device as Boot_3G.

3.Under Loader, locate the E5577s_Usbloader.bin file.& click on Load.

4.Wait till progress bar reach at the end & Close the “USB Balong” tool.Now you can see two COM ports under device manager.

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5.Open universal master code tool to generate firmware code through Huawei tab &
enter imei number in the calculator and click calculate
now copy flash code and send following command via DC Unlocker (If Need)

AT^DATALOCK=47862638

now it should reply with OK


6.Unzip the file Huawei E5577s-321 Firmware version 21.180.99.03.00 and run it.

Unzip the file Huawei E5577Cs-321 Firmware version 21.180.99.04.00 and run it.

7.Let it successfully update the device. & It will stuck in FTM Mode (No Worry about it)

8.Now run the DC Unlocker tool & Detect your device under it.

selection :manufacturer - Huawei modems
model - Huawei E5577 (untested)


Selected Applications port COM19


Found modem        : E5577Cs-321
Model              : Huawei E5577 (untested)
IMEI                : 0000000000000000
Serial NR.          : 0123456789ABCDEF
Firmware            : 21.180.99.04.00
Compile date / time : Jun 12 2015 19:09:24
Hardware ver.      : CL1E5573SM11
Dashboard version  : 00.00.00.000.00
SIM Lock status    : unlocked
Wrong codes entered : 0 (unlock attempts left : 10)


9.Now Device unlocked and imei become 00000 & Have to restore it's original imei by folllowing steps

1.Detect with DC unlocker again & run this command via DC unlocker



2.AT^CIMEI="867262027232592" Press Enter now it should reply with OK
(Enter Your Original IMEI Here)

selection :manufacturer - Huawei modems
model - Huawei E5577 (untested)


Selected Applications port COM19


Found modem        : E5577Cs-321
Model              : Huawei E5577 (untested)
IMEI                : 867262027232592
Serial NR.          : 0123456789ABCDEF
Firmware            : 21.180.99.04.00
Compile date / time : Jun 12 2015 19:09:24
Hardware ver.      : CL1E5573SM11
Dashboard version  : 00.00.00.000.00
SIM Lock status    : unlocked
Wrong codes entered : 0 (unlock attempts left : 10)

10.Finally Update with

Huawei E5577s-321 Firmware version E5577s-321TCPU-V200R001B328D01SP00C00

Huawei E5577Cs-321 Firmware version E5577s-321_Update_21.316.01.00.00

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Now Your MiFi Router is Unlocked

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Credits Team GsmDevelopers

Password for zip:  GsmDevelopersE5577

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