How to use and set up the Bluetooth function of Samsung Galaxy smartphone

Bluetooth
You can pair your device to other Bluetooth-enabled devices, like Bluetooth
headphones or a Bluetooth-enabled vehicle infotainment system. Once a pairing is
created, the devices remember each other and can exchange information without
having to enter the passkey again.

1. From Settings, tap Connections > Bluetooth, and then tap to turn on
   Bluetooth.
2. Tap a device and follow the prompts to connect.

• To disconnect from a paired device, tap Disconnect. Tap Connect to
  reconnect.
  TIP When sharing a file, tap Bluetooth to use this feature.

Rename a paired device
You can rename a paired device to make it more recognizable.

1. From Settings, tap Connections > Bluetooth, and then tap to turn on
   Bluetooth.
2. Tap Settings next to the device name, and then tap Rename.
3. Enter a new name, and tap Rename.

Unpair from a Bluetooth device
When you unpair from a Bluetooth device, the two devices no longer recognize each
other, and you need to pair with the device again in order to connect to it.

1. From Settings, tap Connections > Bluetooth, and then tap to turn on
   Bluetooth.
2. Tap Settings next to the device, and then tap Unpair.
3. Tap Unpair to confirm.

Broadcast sound using Auracast
Broadcast the sound from your device so others can listen. To hear what you are
broadcasting at least one Bluetooth LE Audio device needs to be connected to your
device. While broadcasting, sounds from your device can only be heard on Bluetooth
devices that are connected to the broadcast.

1. Connect Bluetooth audio devices to your device.
2. From Settings, tap Connections > Bluetooth.
3. Tap More options > Broadcast sound using Auracast and follow the prompts.

Advanced Bluetooth settings
Additional Bluetooth features are available in the Advanced menu. Options may vary
by service provider.

1. From Settings, tap Connections > Bluetooth.
2. Tap More options > Advanced settings.

Dual audio
You can play audio from your device to two connected Bluetooth audio devices.

1. Connect Bluetooth audio devices to your device.
2. From the Notification panel, tap Media output.
3. Under Audio output, tap next to each audio device to play audio to them (up
   to two devices).