This article provides Standard Dashboard/ WebUI Huawei E3331s-2 12.003.05.01.03, which may be downloaded from the link provided at the end of the article. Once downloaded, extract to a folder using decompression software and process as described in the respective post. Improper firmware/software change from a Huawei/ZTE modem/router may permanently cause your device to die. When the Huawei firmware update is executed, the firmware/flash code will display as the password. You may generate the firmware code from the Universal Master Code Tool.
Disclaimer: Administration of routerunlock shall not be liable if you unknowingly change your modem/router / MiFi firmware. Moreover, if you want any specific firmware related to Huawei dongle / Pocket MiFi, leave a comment; it will be published if it is available. All the firmware publicly posted at routerunlock is free of cost, and there is no need to pay anyone.
