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Qualcomm WCN685x Bluetooth Adapter driver

Hardware ID USB\VID_0CF3&PID_E700

Vendor
Qualcomm (VID 0CF3)
Device
WCN685x Bluetooth Adapter (PID E700)
Bus
USB
Drivers
3
Windows
Windows 10Windows 11

Recommended driver

Qualcomm FastConnect 7800 Dual Bluetooth Adapter Driver
Version 3.1.0.1647 · Jan 21, 2026 · Windows 11 · 64-bit
Get driver

All drivers for VID_0CF3&PID_E700

DriverVersionDateWindowsBits
Qualcomm FastConnect 7800 Dual Bluetooth Adapter Driver 3.1.0.1647 Jan 21, 2026 Windows 11 64-bit
Qualcomm WCN685x Bluetooth Adapter Drivers 2.0.0.318 Sep 8, 2021 Windows 10, 11 32-bit & 64-bit

Lenovo packages for this device

Packages published by computer makers for their own models. They contain the same chip drivers, configured for those computers.

DriverVersionDateWindowsBits
Qualcomm FastConnect 7800 Dual Bluetooth Adapter (Lenovo) 3.1.0.1794 Sep 10, 2026 Windows 11 64-bit

Is this your device?

  1. Press Win + X and open Device Manager.
  2. Right-click the device (usually under Other devices, with a yellow mark), choose Properties and open the Details tab.
  3. Select Hardware Ids in the list. If the first line starts with USB\VID_0CF3&PID_E700, the drivers above are for your device.

More about hardware IDs · Fix common device errors

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