Extract Huawei E392u-21 Firmware 11.836.13.00.143 on your computer
Install the Firmware update file for Huawei E392u-21 downloaded from Huaweiflashfiles.com
Follow the procedure for updating Firmware that is given in Package.
Firmware Details:
Huawei Flash File | Size: 14.25 MB
Version: 11.836.13.00.143
Operator:MTS Russia
Operating systems: Windows 7/8/10/XP/Vista
Huawei E392u-21 Firmware Download