Aircel, Airtel, Vodafone, Idea, Tata Docomo and Reliance keeps launching new modems in India of Huawei, ZTE and Micromax company with customized firmware. These modems  is of less price because it remains locked to a particular network provider, means – if one have purchased modem of Aircel then he can use any other network provider SIM like – Airtel, Vodafone, Tata Docomo, Idea, Reliance etc. Idea has recently launched a customized Huawei modem E303 modem which can not be unlocked for free. There is no free solution for Idea E303 modem. But, Aircel has recently launched Huawei Aircel modem E303, with Hi Silicon processor and unlocking is simple. This modem IMEI is of 86 series of new algo and its speed is 7.2 MBPS. In this post we are writing about how to unlock e173z-1A aircel e303 Huawei modem for free.
huawei e303 modem
huawei e303 modem

Steps to flash Huawei Aircel E173Z-1A E303 Modem :


1. Insert your USB 3G Modem into laptop / computer with default sim.

3. Let it install all the drivers which is required.

4. After that close the dashboard if it is already running.

5. Now remove the aircel sim and put some another sim in the modem.

6. Now again connect to your computer / laptop and let it open dashboard.

7. Now its will ask you for unlock code.

8. Provide the correct unlock code for your IMEI no. of 86 series (don’t use unlock code of 35 series) and click on ok.
Now your modem is unlocked for ever. Enjoy.
 
Note : If above mentioned steps does not ask you for unlock code then use this dashboard and its will ask you for unlock code. Just provide unlock code and your modem will be unlocked forever.
 
Update : If by any means your modem does not prompt for unlock code then still you can unlock your modem using Huawei Modem Code writer tool.

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