Extract Huawei E392 Firmware 11.836.13.00.209 on your computer
Install the Firmware update file for Huawei E392 downloaded from Huaweiflashfiles.com
Follow the procedure for updating Firmware that is given in Package.

Huawei Flash File | Size: 12.32 MB
Version: 11.836.13.00.209
Operator:MegaFon Russia
Operating systems: Windows 7/8/10/XP/Vista
Huawei E392 Firmware Download