If the unlock code fails, do not try too many times (usually 10) or your modem may become permanently locked.
If clicking Refresh shows no connection or says "No Device Found", your drivers are not installed correctly. Go back and reinstall the Huawei USB drivers.
Even a single digit error in the 15-digit IMEI number will result in an incorrect code.
Completely shut down any mobile partner dashboards, internet connection managers, or cloud sync tools that might actively communicate with the modem's COM port.
The software will scan your system's COM ports. Once found, your modem's model number, IMEI, and firmware version will populate the text log. Step 2: Calculate or Reset MD5/Unlock Codes
: Put the non-accepted SIM card into your Huawei modem.
If you are looking for an alternative for specific Huawei modem models, you can also consider for a direct, automatic unlocking method. g., E303, E353, E3131). Find drivers for your specific Huawei model . Unlock all huawei modem online
: Once unlocked, you must manually set the new network's APN settings (e.g., web for MTN or etisalat for Etisalat) to access the internet. Important Precautions
: Usually requires a Windows PC for the standalone tool, though mobile apps like HMUC on Google Play offer similar code-generation functionality. How to Install and Use Huawei Modem Unlocker
(Windows Defender often quarantines it).
: Place a SIM card from a different network into the modem and connect it to your computer.