Turn Bluetooth off and on again
Restart your device
Make sure Bluetooth is enabled in settings
Turn Airplane Mode off
Check that the device is not in power-saving mode
Forget the Bluetooth device and pair it again
Make sure the device is in pairing mode
Keep the device close to your phone or computer
Remove other paired devices if the connection is crowded
Check for software updates
Restart Bluetooth services on your computer
Update or reinstall Bluetooth drivers
Run the Bluetooth troubleshooter
Clear Bluetooth cache on your device
Reset network settings
Check device compatibility
Make sure the battery on the Bluetooth device is charged
Test with another Bluetooth device
Check for physical interference from other wireless devices
Reset the Bluetooth device to factory settings