Huawei E173u-1 Unlock Firmware -

It does not alter the system partitions of the modem, eliminating the risk of "bricking" the device.

Try a different USB port, uninstall and reinstall the drivers, restart your PC, or use a different computer. If the device is completely dead, specialized hardware repair may be required. Huawei E173u-1 Unlock Firmware

Once unlocked, the modem will not automatically connect to a new network until you configure the Access Point Name (APN). It does not alter the system partitions of

Flashing firmware carries a risk of "bricking" (permanently damaging) your device if interrupted. Prepare carefully with these steps: uninstall and reinstall the drivers

Whether you have the still installed.

Uninstall your old carrier software from your PC control panel, replug the modem, and install the new Mobile Partner software. Configuring APN Settings for New Networks