Huawei E173u-1 Unlock Firmware Jun 2026

The Huawei E173u-1 is a cellular modem operating primarily on 3G HSPA networks. Carriers frequently sell these devices at a discount while locking them to their specific network. Why is it locked?

Open the Mobile Partner software. A prompt will appear asking for an unlock code.

The E173u-1 is a specific variant of the Huawei E173 series. Unlike the E173s or E173b, the "u-1" typically uses the chipset rather than the Qualcomm chipset found in older models. This distinction is critical because standard unlock calculators (like DC-Unlocker) often fail on RTL-based sticks. The only reliable method is a firmware flash. Huawei E173u-1 Unlock Firmware

| Tool / File | Purpose | Source | |-------------|---------|--------| | | Flash .dload files | GitHub / Huawei forums | | E173u-1 Unlock Firmware (e.g., 21.321.03.00.00) | Generic unlocked firmware | Dc-unlocker, 4pda, or Huawei servers | | Mobile Partner (optional) | Test unlock after flashing | Huawei official site | | DC-Unlocker (optional) | Read lock status & backup | dc-unlocker.com |

: Download up to 7.2 Mbps; Upload up to 5.76 Mbps. Storage : MicroSD card slot supporting up to 32 GB. Prerequisites Before Flashing Firmware The Huawei E173u-1 is a cellular modem operating

: 3G HSDPA (up to 7.2 Mbps download) and HSUPA (up to 5.76 Mbps upload). Frequencies

Carriers use software locks embedded in the modem’s firmware. This prevents the device from registering network signals from competitor SIM cards. What is unlock firmware? Open the Mobile Partner software

I can provide the exact driver links and tools tailored to your setup. Share public link

Do not skip this. If the unlock fails, you need to restore the original firmware.

: Change your USB port. Reinstall the Huawei USB drivers.