Power off the router, insert a SIM from a different provider, and power it back on. The web interface will prompt for a SIM Network Unlock PIN
Disclaimer: This report is for educational and informational purposes only. Tampering with device firmware voids warranties and carries the risk of rendering the hardware inoperable. huawei router b311221 unlock firmware patched
He clicked the button.
This process is irreversible. Follow meticulously. Power off the router, insert a SIM from
Suddenly, the screen refreshed. Update Successful. Power off the router