Connect your computer to the router via an Ethernet cable for stability.

Unlocking and installing a Huawei B311-221 Go to product viewer dialog for this item.

Insert a SIM card from a different carrier. If the LED indicator turns solid blue, the device is successfully registered on the new network.

Find the 15-digit IMEI printed on the label at the bottom of the router.

Log in to the web interface (default credentials are often admin/admin or found on the sticker).