Windows will likely install "Huawei Mobile Connect - PC UI Interface". That’s wrong.
Meta Description: Struggling with the usbloader.bin file for your Huawei E5573s-320? This guide explains what the loader is, common flashing errors, step-by-step fixes, and how to get your portable 4G router working again. e5573s320 usbloaderbin work
Possibly, if the BootROM is intact. Try the short-pin method. If still no USB detection, the hardware may be physically damaged. Windows will likely install "Huawei Mobile Connect -
If you have previously used the modem on your PC, you likely have the drivers. If not, install the generic Huawei Mobile Partner drivers or the specific drivers for your model. The device must enter "Download Mode" for the tool to work. Always ensure firmware image matches device hardware version
Once usbloader.bin is loaded, you can: