Huawei Modem Unlocker V5.7.7 [better] -

Can often reset the "Unlock Code" counter if you have entered the wrong code too many times. Supported Devices

While v5.7.7 is versatile, it works best with older Huawei USB dongles and mobile Wi-Fi "MiFi" units. Common compatible models include: E173, E1550, E150 E300 Series: E353, E303, E3131 E500 Series: E5220, E5331 (MiFi units) huawei modem unlocker v5.7.7

Remove the SIM card and connect the modem to your PC via USB. Can often reset the "Unlock Code" counter if

Ensure the Huawei mobile partner drivers are installed so the PC recognizes the COM port. Ensure the Huawei mobile partner drivers are installed

Many carriers will provide an unlock code for free if your contract has ended.

⚠️ Newer "HiLink" modems or 5G units often require different bootloader exploits and may not be compatible with this specific version. How to Use Huawei Modem Unlocker v5.7.7