


Modems comes with outdated software and drivers and one need to keep it updated manually. Note: Huawei Hilink modem firmware starts from 22, don’t try the above-mentioned firmware in a normal Huawei dongle.Recently, In market there are various new models have been launched. Comment below to get the unlock code.Ĭard Lock Unlock Tool (Password of the zip file: ) Note: Don’t enter any wrong unlock codes into your Huawei E303 modem it has new security. Now, you will get a message, “Unlock Success.” Now put your 8-digit unlock code into the unlock code box and click on OK.Ĩ. Now, close the software, dashboard, or connection manager if it opens automatically.ħ. Now run the download firmware file of the Huawei E303 modem, and when it asks for a password, then provide the flash code (which you generated earlier).ĥ. Now run Universal Master code software, go to the Huawei tab, and generate flash code according to the IMEI for your modem.ģ. Download all the software and firmware from the link provided at the end of the article.Ģ.

How to change the firmware of the Huawei E303 customized modem?ġ. Then you can follow the normal procedure, which is available step by step below. For unlocking Huawei E303 customized firmware modem, you need first to flash the modem with un-customized firmware.
