This post provides Huawei E5573s-320 Firmware 21.180.17.00.00 (Normal), which can be downloaded from the link provided at the end of the post. Once downloaded, extract in a folder using unzip software, and process as mentioned in the respective post. Wrong firmware/software change of a Huawei / ZTE modem/router may dead your device permanently. While running the Huawei firmware update, it will prompt for firmware/flash code as a password. You can 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, then leave a comment; if it is available, it will be published. All the firmware publicly posted at routerunlock is free of cost, and there is no need to pay anyone.

 

57 COMMENTS

  1. I have same model but firmware 21.329.01.00.00 , put APN settings looking PAN not send to 4G operator.
    Strange problem.

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