A stable connection is vital; a disconnect during flashing can be fatal for the modem.
Follow up by installing the to ensure you have the "Network Settings" menu available to add new APNs. Common Troubleshooting
Most Huawei flashing tools (like MobileEx or Huawei Flasher) are Windows-based.
Some firmware requires a "Flash Code" (generated from your IMEI) to authorize the update. 3. Entering Download Mode
Search for a verified package that typically includes three files:
You may need to reset the device to factory settings or manually input the APN of your new carrier.
Your drivers aren't installed correctly. Check Device Manager for "Huawei Mobile Connect."