Before you can get an unlock code, you need your router's unique 15-digit . Check the sticker on the bottom of the router.
There are three reliable methods to unlock the B311221. Start with Method 1; only proceed to Methods 2 or 3 if the first fails. unlock huawei b311221 install
Insert a "foreign" SIM, log into the web interface ( 192.168.8.1 ), and enter the code when prompted under Network Settings > Unlock . Before you can get an unlock code, you
: Find the 15-digit IMEI number on the sticker at the bottom of the device or in the web management page under Settings > Device Information . unlock huawei b311221 install