How to unlock :
1 - Buy and pay for unlocking code.2 - Send me your modem model + IMEI3 - Within up to 24 hours I will send you the unlocking code.4 - Enter the unlocking code and enjoy your free Huawei.
To check if your device is asking for unlock code You should simply insert card from another operator than device is locked to. Then run application that You're using to make connection or, if it is router, log into router's menu. Notice:"I will send this item by postal mail. Sending this item by email or by any other digital delivery method is not allowed and violates policy.".