With the help of this post you can unlock all supported E5577 models with “s” suffix (Like E5577s-301, E5577-321 and so on). However, this method will not work with Bolt E5577Cs-603 Indonesian router.

Download the following required files which will be used in the unlocking of Huawei E5577:

  1. Huawei Firmware E5577s-603 Update (Universal)
  2. Firmware Update Huawei E5577s-321 (General)
  3. Latest Huawei Mobile Partner for drivers
  4. Universal Master Code Tool to generate firmware code or you can also leave comment
  5. DC unlocker

How to unlock Huawei E5577 mobile WiFi router?

  1. Install Huawei mobile partner.

2. Use universal master code tool to generate firmware code through Huawei tab or comment below to get the firmware code / password.

3. Reset the Huawei E5577 and connect to Windows PC with its default data / USB cable.

4. Run firmware update version

5. It will put your device in download mode and detect your device.

6. Now the E5577 router will ask you password, input the firmware code which you have already got in Step 2.

7. Wait till finish wizard.

8. Now install DC unlocker.

9. Detect your Huawei E5577 router under it.

10. Copy and paste the below command at the end of the result:

“AT^NVRDEX=50503,0,128” (without quotes) and press Enter from the keyboard.

11. It will generate some NV codes in hash format.

12. Copy all the details then pay 6 USD through PayPal button of this website. Once paid, you can leave a comment or I will contact you through email and will ask you about generated hash code. Accordingly, NCK / unlock code will be generated for your E5577 device and will be emailed you back.

Note : Once you receive the unlock code, update the device with Huawei E5577 Firmware; which you have already downloaded.


  1. Hi,

    I bought the e5577s-321 form my operator, not simlocked. (France)
    Can I flash the update 21.316.01.00.00 without problem ? (I want to have a stock huawei firmware, not the operator’s firmware)

  2. Hi,

    I have boughgt the E5577s-321 from my operator (Movistar) but I don’t know if it is Locked or not, anyway, I would like to unlock it. When I try to execute the step 1 it fails, and I have an error concerning “Error code 10: Port finding”. Any suggestion?

  3. Hi,

    I have the e5577 bolt v21. its unlocked but it show me the SSID and the password on the screen , how can i remove it so it wont show up again

  4. Dear Kamlesh,

    I unlocked my device and its working on different Sims also but the problem I am facing is that it is not getting registered on 4g network. In preferred network it is giving only 3 options which are auto, 2g and 3g. Please help.


  5. IMEI: 350123009876543
    Country: Germany, Telekom locked!
    Gerätename: E5577Cs-321
    IMSI: 262074997993129
    Hardware-Version: CL1E5573SM11
    Software-Version: 21.316.01.01.748

  6. Hi,

    DC Unlocker doesn’t find the modem. Can you please help?

    It’s a Zain Saudi Arabia E5577s-321.

    DC – Unlocker 2 Client 1.00.1277

    Detecting modem :

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

    modem not found !

  7. I just left a message on the other page
    I have a huawei E5577s – 932 locked to STC saudi arabia
    IMEI – 866852021474892
    My friend said he sent the payment for the unlock code already but it didnt unlock
    When i put in a sim from another network it says
    Device Locked

  8. greetings.
    My modem model E5577s_932
    Open 10 is available for unlock code
    But inside, but do not open the unlock code
    IMEI: 886852022540725
    Unlock (V1): 40339094
    Unlock (V2): 64241742
    Unlock (V3): 26229849
    Flash: 42888616
    Do what is needed. Please help me

  9. greetings.
    My modem model E5577s_932
    Open 10 is available for unlock code
    But inside, but do not open the unlock code
    IMEI: 886852022540725
    Unlock (V1): 40339094
    Unlock (V2): 64241742
    Unlock (V3): 26229849
    Flash: 42888616
    Do what is needed. Please help me

  10. Hello
    I want to unlock my Huawei 501hw modem,
    Is it possible to unlock ? i found a way can insert Unlock code
    Model : Huawei 501HW
    IMEI : 867381022447052
    Firmware : 21.307.13.00.643

  11. hi, i need help, my fw is21., last time i check i’m using indonesian carier bolt but it has been unlock, suddenly my modem has a FTM text under huawei logo,and the wifi signal it can only be detected if i turn on or off wifi extender but suddenly it will goes off if i don’t plug it on power source. i try to update the firmware by using some fw that u profide , i check my device using imei.info it say E5577-S932, so i download E5577s-932_Update_21. the result is error 17 it say my fw doesn’t competible with my device, now my modem stuck on installing logo.can u help me…?thank u

  12. E5577S-932 locked to STC Saudi Arabia
    People have unlocked it using
    Here is the screen shot of unlocked device.
    Here is the pic of the device showing the version installed….
    I tried my best to know from the person how he did it but he didn’t tell me.
    One thing is sure that the correct firmware is But how to install this firmware is still a mystery.

  13. Please help me how to unlock modem huawei e557c 603, with display huawei 5B74 Indonesia
    imei 867705023557339
    unlock 36405725
    flash 48007107

    Wrong code portal if traying

  14. hello sir,
    my mifi IMEI : 867705024113017
    Hardware version: CL3E5573SM06
    Software version : 21.319.01.02.66
    Locked to : XL (indonesian)

    is there any way to unlock it?


Please enter your comment!
Please enter your name here