Learn the step for turning Bluetooth on or off in Windows using the Settings app, quick settings, and action center.

Most Windows devices already have Bluetooth built in. If a Windows device doesn't have Bluetooth, a USB Bluetooth adapter can be plugged into a USB port on the Windows device to add Bluetooth.

The Bluetooth icon or toggle may be missing or appear grayed out in Settings or Quick settings if Windows cannot detect or enable the Bluetooth feature. When this happens, Bluetooth options may …

If you don’t see Bluetooth, select Expand to reveal Bluetooth, then select Bluetooth to turn it on. You’ll see “Not connected” if your Windows 10 device isn’t paired to any Bluetooth accessories.

Learn how to find and adjust additional Bluetooth settings and Bluetooth options in Windows.

Solution 1: Run the automated Bluetooth troubleshooter Solution 2: Turn on Bluetooth and verify the device is in pairing mode Solution 3: Remove and re-add the Bluetooth device Solution 4: Check the …

These issues can occur when Bluetooth is turned on but the device is not in pairing mode, is out of range, has a low battery, or is experiencing driver, service, or update-related problems. Try the …

Turn on Bluetooth on both the Windows device and the hotspot device, and ensure the devices are paired via Bluetooth to each other. For more information, see Pair a Bluetooth device in Windows. …

If you are using a Windows 10 device, start by running the automated Bluetooth troubleshooter in the Get Help app. It will automatically run diagnostics and attempt to fix this Bluetooth problem.

If the other device receiving the file isn't visible, make sure the other device is turned on and in range of the Windows device sending the file. If the option Use authentication is grayed out, the Windows …