Locate your router's 15-digit IMEI number on the bottom label or in the admin panel under Device Information .
This is technical and risky, as it can "brick" (permanently break) the device. 4. Check for Free Unlocks (Rare) huawei router b311221 unlock firmware free
: If your contract has ended, many carriers will provide the unlock code for free. Insert a different SIM Locate your router's 15-digit IMEI number on the
The safest and most common way to unlock this router is by entering a SIM Network Unlock PIN. This does not require modifying the system software. Retrieve your IMEI : Log in to your router's web interface (usually 192.168.8.1 ), navigate to Device Information , and note the 15-digit IMEI number. Trigger the Unlock Prompt navigate to Device Information