Unlock Firmware !link!: Huawei E173u-1

Look at the sticker underneath the modem casing. Ensure it explicitly reads E173u-1 . Do not flash E173s-1, E173s-2, or E173u-2 firmware on this device.

One of the unique advantages of unlocking the E173u-1 and updating to the correct firmware is the ability to enable voice functions. The standard carrier firmware often disables the voice capabilities of the Qualcomm MSM6290 chipset.

This is the simplest and preferred method for devices running older firmware versions that support direct code entry.

Use an online Huawei calculator tool or an offline tool (like v4mpire unlocker). Huawei E173u-1 Unlock Firmware

Unplug your modem. Install the latest Huawei USB drivers on your Windows PC. Restart your computer to apply the changes. Step 3: Generate the Flash Code

The bootloader might be alive.

It is essential to understand the distinction between: Look at the sticker underneath the modem casing

: Take out the SIM card and MicroSD card from the modem before plugging it in.

Verify that the "Huawei Mobile Connect - PC UI Interface" is listed and active. Note the assigned COM port number. Step 3: Run the Firmware Update Tool

Firmware is the device software stored on internal memory that controls hardware behavior. For USB modems like the E173u-1, carrier-specific firmware can enforce a SIM lock by checking a carrier identifier and refusing service to other networks. Unlocking firmware refers to modifying or replacing that software (or its settings) so the modem accepts any compatible SIM. One of the unique advantages of unlocking the

Click to begin the flashing process. Do not disconnect the modem during this progress bar. Step 5: Install an Unlocked Dashboard (Optional)

Download the latest generic .