Plug in your modem. Open your connection manager or go to Device Manager. Note down the current firmware version of your E173u-1. 2. Download the Correct Firmware and Dashboard
Locate the generic Huawei E173u-1 firmware update file (usually an .exe file) and the generic Huawei Mobile Partner dashboard software. Huawei E173u-1 Unlock Firmware
If your modem still features carrier-branded software, run the downloaded generic Dashboard Installer (ISO/UTPS update) to replace the user interface with a clean, unbranded Mobile Partner dashboard. Alternative Method: Unlocking via Code Plug in your modem