This driver download is available for Windows PCs.
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At a Glance
DeviceLGE U400 USB WMC Data Modem
VendorLg
Supported OSWindows 10, 8.1, 7, Vista, XP
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The LGE U400 USB WMC Data Modem driver helps Windows recognize the modem interface of a compatible LG U400 phone connected by USB. It is intended for users who need to set up a mobile data connection through the phone or restore modem detection after reinstalling Windows.
Key Features
- USB modem recognition: Provides the driver support Windows needs to identify and communicate with the LGE U400 USB WMC Data Modem interface.
- Mobile data connectivity: Enables compatible software to use the phone as a modem, subject to carrier service, account settings, and network availability.
- Legacy Windows support: Listed operating systems include Windows 10, Windows 8.1, Windows 7, Windows Vista, and Windows XP. Check the individual package for your Windows version and system architecture.
- Driver recovery: Reinstalling the correct package may help resolve a missing modem entry or a driver-related warning in Device Manager.
How to Install LGE U400 USB WMC Data Modem Driver
- Check your system. Confirm your Windows version and whether it is 32-bit or 64-bit. For Windows 10/11 systems, note that Windows 10 is listed as supported, but Windows 11 compatibility is not confirmed.
- Choose a matching package. Before starting your LGE U400 USB WMC Data Modem driver download for Windows, review the package’s device and operating-system compatibility. If choosing a free download, use a trusted source and avoid unrelated driver utilities.
- Prepare the files. Extract the downloaded archive if necessary and read any included instructions. Connect or disconnect the phone as directed by the package documentation.
- Install the driver. Run the supplied installer, if available. For a package containing driver files only, open Device Manager, locate the modem or unidentified device, select Update driver, and browse to the extracted folder.
- Verify detection. Restart Windows if prompted, then reconnect the phone using a data-capable USB cable. Check Device Manager for successful detection before configuring your connection software and carrier settings.
Keep the driver updated when a compatible release addresses a problem you are experiencing. The latest version available may still be a legacy release, so compare compatibility details before you update rather than assuming a newer package supports this modem. A driver cannot restore service on a mobile network that no longer supports the phone.
Driver Details
| Device | LGE U400 USB WMC Data Modem |
|---|---|
| Vendor | Lg |
| 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.