AIRTEL E1731 (HUAWEI E173CS-1) LATEST FIRMWARE SOLUTION

AIRTEL E1731 (E173CS-1) UNLOCK

1. First of all connect your modem with the system and let it install the Drivers.
2. Then install the default dashboard Comes in Modem and drivers.
3. Download customized Mobile partner with all APN and install it in your modem ( [How To]Install/Replace Dashboard In Huawei Modem (Tutorial))
4. Then Download the Firmware File E173Cs-1 Update_21.157.13.00.910.B757
5. Lash The Firmware in your modem if its ask for Password Provide Flash Code generated by using IMEI.
6. After Fishing the Flashing just insert other sim in your modem and it will ask the unlock code so just provide your unlock code there (Unlock Code calculator For Huawei New Algo Modem Airtel E1731).
7. Huh you can see the magic yah your modem is unlocked 

E1731 Unlocking Proof

By using this procedure i have unlocked many E173Cs-1 modem with Airtel logo and 86********* IMEI you can See the proof in below screen shot