HomeHuawei Firmware Download Huawei E8377s-153 Firmware 21.303.01.01.643 Japan GSM Solutions 05 November Download Huawei E8377s-153 Firmware 21.303.01.01.643 Japan firmware download details File size: 46.20 MB Version: 21.303.01.01.643 Operator: Japan Operating systems: Windows Download