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Huawei E5372s

The (often branded as the Bolt! Slim or Optus 4G Mini WiFi

Step 1: The "Virtual CD" Method (Windows)

Error 2: The driver says "Installed" but no internet (Code 31 or 10)

Error 3: SIM Not recognized via USB (Error 623 or 680)

Manual Update

: If the device is not recognized, open Device Manager , right-click the unidentified Huawei device, and select "Update Driver". Point the wizard to the folder where you extracted the official Huawei driver files. Technical Specifications

Driver Modem Huawei E5372s [OFFICIAL]

Huawei E5372s

The (often branded as the Bolt! Slim or Optus 4G Mini WiFi

Step 1: The "Virtual CD" Method (Windows)

Error 2: The driver says "Installed" but no internet (Code 31 or 10)

Error 3: SIM Not recognized via USB (Error 623 or 680)

Manual Update

: If the device is not recognized, open Device Manager , right-click the unidentified Huawei device, and select "Update Driver". Point the wizard to the folder where you extracted the official Huawei driver files. Technical Specifications Driver Modem Huawei E5372s