The Intel Wireless Bluetooth Driver 21.40.5 is a software component that enables Bluetooth connectivity on Windows 8.1 computers. It provides a reliable and easy-to-use solution for connecting Bluetooth-enabled devices such as smartphones, tablets, headphones, and speakers to Windows devices such as laptops and desktops.

List of Features

• Supports Intel Wireless Bluetooth technology.
• Provides Bluetooth functionality for Windows 8.1 devices.
• Easy installation process.
• Enables wireless communication between devices with Bluetooth 4.0 or later.

Specifications

• Version: 21.40.5
• File size: 294 MB
• Language: English

Using Technologies

The Intel Wireless Bluetooth Driver 21.40.5 uses Bluetooth technology to connect devices wirelessly. It supports Bluetooth 4.0 or later standards, which usually provide a range of up to 30 feet between the devices, depending on the environment and other factors.

Known Issues

Some users have reported that the Bluetooth connection drops or fails after updating to the Intel Wireless Bluetooth Driver version 21.40.5. This issue may be resolved by updating the firmware of the Bluetooth device if available, excluding the wireless adapter from Windows automatic driver updates, or rolling back to an older version of the driver.

Troubleshooting

If you encounter any issues during or after installation, try the following:

• Restart the computer and the Bluetooth device.
• Check the Bluetooth devices' drivers in the Windows Device Manager.
• Check if the devices you want to connect are discoverable.
• Check if your devices are in range and have sufficient battery levels.

About the Driver

The Intel Wireless Bluetooth Driver 21.40.5 is designed for Windows 8.1 and is available for x64-based systems. The driver is required to enable Bluetooth on the device and should be kept up to date to maintain optimal connectivity.

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