Huawei Firmware are needed when you required to unlock your modem or some how your Huawei Firmware get corrupted due to some reasons. in that situations firmware update is required to restore your Huawei modem in original state.
As I Already mention in my previous post on Unlock Huawei Modem.A conman Unlocking Huawei Modem procedure will be the same for all your modem devices. Only the required huawei firmware will be changed. To provide Download huawei firmware at one location, I Had uploaded all my collections of huawei firmwares at filesonic host.
You can download your related firmware and apply same procedure for unlocking Huawei modem mention in my previous post: Unlock Any Huawei Modem with Firmware Update
Huawei E270 firmware download
Huawei Firmware downloads
E220 Firmware Update for Huawei
Huawei E180 Firmware Download
Huawei Modem Software for Huawei e169 firmware
EG162G huawei firmware update Download
Huawei e226 firmware Downloads
Firmware for Huawei e1550
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If your Huawei modem not listed in above list. Please feel free to ask me to upload Huawei Firmware Update for your Device. Mention your model number by comments.