The Viettel D-Com 3G software (Movitel's parent company) provides several key management features:

To set up your Movitel DCOM 3G (typically a Huawei E173 model) for high-speed internet, follow these installation and configuration steps.

: A flashing light usually indicates the device is searching for a signal, while a solid light indicates a successful data connection. APN configuration steps for a specific operating system like Windows or macOS?

: By default, modems are configured to "Auto-Select" between 2G, 3G, and 3.5G. If your signal fluctuates, the device will downshift to slow speeds. Open your Dcom dashboard settings, disconnect from the internet, locate Network Mode , and force-switch it from Auto to 3G Only or WCDMA Only . This forces the hardware to sustain high-speed bands.

Before plugging in your device, ensure your computer meets the necessary requirements for compatibility. Supported Operating Systems Windows 7, 8, 10, and 11 (32-bit and 64-bit)

A pop-up window should automatically appear asking to run Setup.exe or Autorun.exe .