Huawei E5573cs-323 Fix - Update Software In

Remove the battery and look at the white sticker. A number like C983 or C576 will be printed. Match that number exactly.

Firmware version: 10.0.1.1(H194SP1C983) | Web UI: 17.100.09.00.03 Update Software in HUAWEI E5573CS-323

A microSD card (up to 32GB, formatted to FAT32). Remove the battery and look at the white sticker