The Broadcom BCM2070 Bluetooth 3.0 USB Device driver lets Windows communicate with the Bluetooth hardware so your PC can discover, pair with, and use compatible wireless accessories. Installing a suitable driver can help resolve an unrecognized adapter, missing Bluetooth controls, or connection problems caused by an incorrect driver.

Key Features

• Bluetooth adapter recognition: Identifies the BCM2070 hardware and makes its Bluetooth functions available to Windows.
• Wireless accessory connections: Supports pairing with compatible devices such as mice, keyboards, headsets, and phones, depending on the Bluetooth profiles available in your system.
• Bluetooth data exchange: Enables supported Bluetooth services, including file transfers between compatible devices when the required software and profiles are present.
• Driver-based troubleshooting: Replacing a missing or mismatched driver may restore adapter operation and improve connection reliability.

How to Install

1. Confirm the adapter model. Open Device Manager and look under Bluetooth or Other devices for the Broadcom BCM2070 Bluetooth 3.0 USB Device. If the name is unclear, check its hardware IDs under Properties > Details to help verify the match.

1. Choose a compatible package. Check the download’s stated support for Windows 11, 10, 8, or 7 and your system architecture. This is older Bluetooth hardware, so compatibility—particularly with newer Windows versions—depends on the specific driver package and computer manufacturer’s support.

1. Prepare for installation. Save your work and disconnect Bluetooth accessories you are actively using. If you are replacing a problematic driver, keep a copy of the existing installer or create a restore point before making changes.

1. Install the driver. Extract the download if necessary, then run its setup program and follow the prompts. If the package contains driver files without an installer, right-click the adapter in Device Manager, select Update driver, and choose Browse my computer for drivers to locate the extracted folder.

1. Restart and test Bluetooth. Restart the PC if prompted, then check that the adapter appears without a warning icon in Device Manager. Enable Bluetooth in Windows and pair a compatible accessory to confirm that the connection works.

If installation fails, verify the hardware ID and package compatibility before trying another driver. A BCM2070 driver does not upgrade the adapter to a newer Bluetooth standard; available functions remain limited by the hardware, Windows version, and connected accessory.

Common Issues and Fixes

• Install fails or rolls back: Disconnect other Bluetooth adapters/USB devices, run the Broadcom installer as administrator, and temporarily disable antivirus. If Windows blocks the older BCM2070 package, install in Windows 8 compatibility mode and reboot before pairing.
• Device not detected: Check Device Manager for an unknown USB device or yellow warning; try another USB port (prefer USB 2.0), remove the device, rescan, and ensure the Bluetooth Support Service is running. Avoid USB 3.0 hubs if detection is intermittent.
• Version conflicts / pairing drops: Remove existing Broadcom Bluetooth entries in Programs and Features and Device Manager, then install the BCM2070 driver matching your Windows architecture. Don’t mix generic Microsoft stack drivers with Broadcom software; reboot and re-pair after cleanup.