Extract Huawei B68L firmware V100R001C545B115SP02 on your computer
Install the firmware update file for Huawei B68L downloaded from Huaweiflashfiles.com
Follow the procedure for updating firmware that is given in Package.

Huawei Flash File | Size: 4.83 Mo
Version: V100R001C545B115SP02
Operator: Peru
Operating systems: Windows 7/8/10/XP/Vista
Huawei B68L Firmware Download