This driver download is available for Windows PCs.
At a Glance
DeviceUSB Data Fax Voice Modem
VendorConexant
Supported OSWindows 10, 8.1, 7, Vista, XP
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The USB Data Fax Voice Modem driver enables Windows to communicate with your Conexant modem for dial-up networking, fax transmission, and supported voice functions. It is useful when setting up the modem for the first time, reinstalling Windows, or troubleshooting a device that appears as unknown in Device Manager.
Key Features
- USB modem recognition: Helps Windows identify the connected modem and make it available to compatible communications software.
- Dial-up networking: Supports internet or remote-access connections over a compatible analog telephone line, with the appropriate service and connection settings.
- Fax and voice support: Allows compatible applications to access the modem’s fax and voice capabilities, where supported by the specific hardware and driver package.
- Windows compatibility: Driver packages for this device may support Windows 10, 8.1, 7, Vista, and XP. Match the package to your operating system and its 32-bit or 64-bit architecture before installation.
How to Install USB Data Fax Voice Modem Driver
- Confirm the device details. Open Device Manager and locate the modem, which may appear under Modems or Other devices. If its identity is unclear, check Properties > Details > Hardware Ids and compare the values with the driver’s supported devices.
- Choose a compatible package. Before starting your USB Data Fax Voice Modem driver download for Windows, verify the operating system, architecture, and hardware match. Select the latest version that explicitly supports your setup; a newer release is not necessarily compatible with older Windows editions.
- Download and extract the files. If a free download is available, use a trusted source and scan the package with your security software. Extract compressed files before attempting to install them.
- Run the installation. Follow the supplied setup instructions, including any guidance on when to connect the modem. If no installer is included, use Device Manager > Update driver > Browse my computer for drivers and select the extracted folder.
- Check operation. Restart if prompted, then confirm that Device Manager shows the modem without a warning icon. Configure your dial-up, fax, or voice application and test the required function.
Keep a working driver backed up before you update, and review release notes for relevant fixes. For Windows 10/11 systems, check compatibility carefully: Windows 10 support does not establish Windows 11 support, and Windows 11 is not listed among this device’s supported operating systems.
Driver Details
| Device | USB Data Fax Voice Modem |
|---|---|
| Vendor | Conexant |
| Category | Network |
| Supported OS | Windows 10, 8.1, 7, Vista, XP |
| Published | November 1, 2026 |
| Updated | November 1, 2026 |
This driver download is available for Windows PCs.