Extract Huawei E3372h-607 Firmware 22.200.15.00.356 on your computer
Install the Firmware update file for Huawei E3372h-607 downloaded from Huaweiflashfiles.com
Follow the procedure for updating Firmware that is given in Package.

Huawei Flash File | Size: 24.24 MB
Version: 22.200.15.00.356
Operator:Idea India
Operating systems: Windows 7/8/10/XP/Vista
Huawei E3372h-607 Firmware Download