Huawei Router B311221 Unlock Firmware Free ((better)) Official

: This involves installing a modified or "general" firmware version that has SIM restrictions removed.

: The safest method involves using your router's 15-digit IMEI to generate an unlock code. huawei router b311221 unlock firmware free

Most B311-221 units are locked via a rather than hardware restrictions. Depending on your firmware version (e.g., 21.310.01.00.00 or later), the method to remove this lock varies: : This involves installing a modified or "general"