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Step by step guide to unlock airtel huawei e173u-2 modem free :-
- First download the required software from the link which is provided the end of the article.
- Now run the Universal Modem Unlocker software
- Put your IMEI in Huawei tab and note down the flash code for your modem.
- Now disconnect the internet and close the dashboard / connection manager / software of the modem.
- Now run the firmware and put flash code as password when firmware asks.
- Now wait till the process gets finished.
- After successfully flashed your modem disconnect from computer / laptop and then change the sim.
- Now again connect your modem to computer and let it run the dashboard.
- Now its will ask you the unlock code.
- Dont try the unlock code of Universal Modem Unlocker software.
- Purchase new algo unlock code for your modem and put it as unlock code.
- 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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