Airtel Huawei E173U-2 : Unlock E 173 U-2 Nigeria 86 series IMEI Modem Free

Like various other models of Huawei modems, E 173 U-2 Nigeria of 86 series IMEI Modem can be unlocked with the help of firmware and unlock code. Airtel Huawei E173U-2 comes with 86 series IMEI and its firmware version is 11.126.16.04.00 and compile date is 28 May 2011 and also Hardware Version is CD1E153M. Huawei E173U-2 modem dashboard version is UTPS21.005.15.07.408_MAC21.005.15.06.408 and another Dashboard version : UTPS21.005.22.04.408_MAC21.005.22.04.408. If you are a owner of Airtel Huawei E173U-2 with firmware version of 11.126.16.04.00 or 11.126.29.01.408 then why not you unlock it to use any other network provider sim.
Step by step guide to unlock Airtel Huawei E173U-2 modem free :
  1. First download the required software from the link which is provided the end of the article.
  2. Now run the Universal Modem Unlocker software
  3. Put your IMEI in Huawei tab and note down the flash code for your modem.
  4. Now disconnect the internet and close the dashboard / connection manager / software of the modem.
  5. Now run the firmware and put flash code as password when firmware asks.
  6. Now wait till the process gets finished.
  7. After successfully flashed your modem disconnect from computer / laptop and then change the sim.
  8. Now again connect your modem to computer and let it run the dashboard.
  9. Now its will ask you the unlock code.
  10. Don’t try the unlock code of Universal Modem Unlocker software.
  11. Purchase new algo unlock code for your modem and put it as unlock code.
  12. Now your modem is fully unlocked forever.

Download Universal Modem Unlocker software
Download firmware E173_11.126.85.00.209_B427.zip

Update : Some modems after updating the firmware does not prompt for unlock code. Those users can use huawei code writer tool.
 
Note : If above firmware fails the flash the modem then download E173Update to resolve unlock issue_11.126.29.00.408.B416.exe to upgrade the airtel nigeria modem firmware. It will work 100%.

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25 thoughts on “Airtel Huawei E173U-2 : Unlock E 173 U-2 Nigeria 86 series IMEI Modem Free

    • It depends upon the firmware version, so i have provided in the above article two firmware, flash your modem with another firmware it will work.

  1. I USED THE FIRMWARE UPDATE WHICH YOU NAMED TO RESOLVE UNLOCK ISSUES AND AMAZINGLY IT UPDATED MY FIRMWARE SUCCESSFULLY…. BUT MY MODEM DOES NOT ASK FOR UNLOCK CODE SO I USED CODE WRITER TO INPUT THE UNLOCK CODE BUT IS TELLING ME ” SENDING CODE ERROR” BCOS MY MODEM UNLOCK COUNTER STILL READS 0 ATTEMPTS REMAINING OUT OF 10…. I THOUGHT WHEN I UPDATE THE FIRMWARE IT SHOULD RESET THE COUNTER AS WELL….. PLEASE HELP ME.

    • If cardlock unlock tool is not working after flashing the modem, then you need another firmware to unlock your modem. Paste here DC unlocker log.

    • Firmware is not encrypted. Still if password is required in another software then use modemunlocksolution.blogspot.com

    • I tired stil didnt work, i use dc unlocker got error code, i tried dc unlocker i got this

      Check account status

      User : kaydotz
      Password : OK !
      Credits left : 7

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

      Unlocking, please wait …

      Error connecting to server !

      Error code 62

      unlock failed !

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

      Check account status

      User : kaydotz
      Password : OK !
      Credits left : 0

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

      Check account status

      Error connecting to server !

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

      DC – Unlocker 2 Client 1.00.1034

      Detecting modem :

      selection :
      manufacturer – Huawei modems
      model – Huawei E173 (Airtel Nigeria)

      Found modem : E173
      Model : Huawei E173 (Airtel Nigeria)
      IMEI : 867749012276865
      Serial NR. : ADABYA9280819207
      Firmware : 11.126.29.00.408
      Compile date / time : Jul 20 2012 16:16:33
      Hardware ver. : CD1E153M
      Dashboard version : UTPS23.001.07.04.910_MAC23.001.07.04.910
      Chipset : Qualcomm MSM6290
      Voice feature : enabled
      SIM Lock status : Locked (customized firmware)
      Wrong codes entered : 10 (unlock attempts left : 0)

      =================================================================== pls help

  2. OMG!!! but it was the firmware you gave that i used, and besides can go back to original firmware? i mean downgrade… i can’t believe am screwed..

    • There is no harm in above mentioned firmware, it is official released firmware and I have unlocked using DC dongle. If you are facing the problem then just ask the DC team , he will unlock your dongle.

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