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Bluetooth is a wireless protocol that allows you to connect many different types of devices to your computer. Bluetooth is commonly used for headsets and other devices like mice and keyboards. You can also use Bluetooth to send files between devices, such as from your computer to your cell phone.

Turn Bluetooth on or off — Enable or disable the Bluetooth device on your computer.
Connect your computer to a Bluetooth device — Pair Bluetooth devices.
Control sharing over Bluetooth — Allow files to be uploaded to your computer over Bluetooth.
Disconnect a Bluetooth device — Remove a device from the list of Bluetooth devices.
Send files to a Bluetooth device — Share files to Bluetooth devices such as your phone.
Pairing instructions for specific devices — How to pair specific devices with your computer.
What is Bluetooth visibility? — Whether other devices can discover your computer.

Problems

I cannot connect my Bluetooth device — The adapter could be turned off or may not have drivers, or Bluetooth might be disabled or blocked.