From now onwards, you can use any network provider SIM card. Once the modem accepts the code, it will be unlocked forever. Once you get the unlocking code, type the code on your Huawei phone. Use the Code and Unlock Your Phone for any SIM. You should choose the special service which will cost only 20 (current offer). Provide the Unlock code as a password and click on the OK button. The typical delivery duration is 5 days, but you are guaranteed to get the code within 9 days. The dongle will ask you for the password. After installing the driver, (if you are using it for the first time) dashboard will be launched automatically. Just change the default SIM with another network SIM card and insert the Huawei modem into a computer or laptop. Many older models of Huawei Company can be unlocked through this method. You will see on the screen that the Flash code and Unlock code is generated for you on the right side of the screen. Just put your modem IMEI number in the box provided below the “Enter IMEI:” and click on CALCULATE NOW button. Those users who want only unlock code for 35 series IMEI will be benefited from this tool. Many modems of Huawei, ZTE, Micromax of Aircel, Airtel, Vodafone, Idea, Reliance, Tata Docomo network providers can be unlocked with the help of Unlock Code only. Huawei V4 Algo Unlock Code Calculator Huawei V4 Algo Unlock Code Calculator is a service we offer our users to Generate Their Unlock Codes, This Codes can be use to Unlock V4 Algo Based Devices, There were no Online tools or Software available to Generate the V4 Algo codes, But we can calculate the huawei V4.