Zte Mu5001 Firmware =link= File
You can check for updates directly on the device without a computer: Wake the screen and tap . Navigate to Update .
Modems may display a message stating "The device may currently have restricted network access due to arrears or other reasons," even if the service is active. This bug effectively breaks the IPv4 stack, preventing standard internet access. Fix/Stable Version: BD_FLYMODEMMU5001V1.0.0B06 Zte Mu5001 Firmware