Extract Huawei B593s-931 firmware V200R001B150D99SP15C00 on your computer
Install the firmware update file for Huawei B593s-931 downloaded from Huaweiflashfiles.com
Follow the procedure for updating firmware that is given in Package.

Firmware Details:
Huawei Flash File | Size: 92.09 Mo
Version: V200R001B150D99SP15C00
Operator:
Operating systems: Windows 7/8/10/XP/Vista
Huawei B593s-931 Firmware Download