Extract Huawei E1731 Firmware 11.126.29.00.284.B427 on your computer
Install the Firmware update file for Huawei E1731 downloaded from Huaweiflashfiles.com
Follow the procedure for updating Firmware that is given in Package.

Huawei Flash File | Size: 6.26 MB
Version: 11.126.29.00.284.B427
Operator: Airtel India
Operating systems: Windows 7/8/10/XP/Vista
Huawei E1731 Firmware Download