Acer Predator 21 X User Manual page 37

Bluetooth on your computer is disabled by default. To
enable your computer's Bluetooth adapter, do the following:
1. Press the Windows key or select the Windows Start
button > Settings > Devices > Bluetooth, and click the
toggle under Bluetooth to enable/disable it.
2. Your computer will automatically start searching for
devices, as well as make itself visible to other devices.
3. Select the device you wish to pair from the list of
discovered devices, and select Pair.
Using a Bluetooth connection - 37