This driver download is available for Windows PCs.
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At a Glance
Device3Com Bluetooth Serial Client (COM7)
Vendor3Com
Supported OSWindows 10, 8.1, 7, Vista, XP
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The 3Com Bluetooth Serial Client (COM7) driver helps Windows provide a virtual serial connection for compatible Bluetooth devices through the 3Com Bluetooth software stack. It is intended for users who need a Bluetooth serial port for legacy applications, connected equipment, or troubleshooting a missing or unrecognized COM7 entry.
Key Features
- Virtual serial communication: Supports a COM-port interface that allows compatible applications to exchange data with paired Bluetooth devices using a serial connection.
- Bluetooth stack integration: Works with the appropriate 3Com Bluetooth adapter software to support serial-client functionality.
- Legacy application access: Helps software designed for serial ports communicate over Bluetooth without a physical serial cable, provided the remote device supports the required Bluetooth profile.
- Windows compatibility checks: For the listed Windows 10, 8.1, 7, Vista, and XP systems, select a package that explicitly supports your OS version and architecture. Not every package necessarily covers every listed system.
How to Install 3Com Bluetooth Serial Client (COM7) Driver
- Identify your system and hardware. Check your Windows version and whether it is 32-bit or 64-bit. In Device Manager, review the device’s hardware IDs and any existing 3Com Bluetooth adapter entries.
- Choose a compatible package. Before starting a 3Com Bluetooth Serial Client (COM7) driver download for Windows, verify the package’s supported hardware and operating systems. If a free download is offered, check its source and publisher rather than relying on the filename alone.
- Prepare for installation. Create a restore point if available. If replacing existing Bluetooth software, follow the package instructions about removing an older version first.
- Install the driver. Run the supplied installer, or use Device Manager’s Update driver option to browse to extracted driver files. Restart Windows if prompted.
- Check the serial connection. Pair the Bluetooth device, enable its serial service if required, and confirm the assigned port in Device Manager. Select that port in your application; Windows may assign a number other than COM7.
Keep the driver updated when a compatible release addresses a connection problem or adds needed support. Choose the latest version validated for your hardware, not simply the newest file available. For Windows 10/11, check compatibility carefully: Windows 10 is listed here, but Windows 11 support is not confirmed. An update cannot guarantee that a legacy Bluetooth stack will work on an unsupported system.
Driver Details
| Device | 3Com Bluetooth Serial Client (COM7) |
|---|---|
| Vendor | 3Com |
| Category | USB |
| 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.