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Guide to Connecting to a Bluetooth Device using bluetoothctl

This guide walks you through the process of connecting to a Bluetooth device on a Linux system using the bluetoothctl command-line tool. It covers initial setup, scanning, pairing, and connecting procedures, along with troubleshooting tips.

Prerequisites

• A Linux distribution with Bluetooth support (e.g., Arch Linux).
• The bluez package installed, which provides bluetoothctl and related utilities.
• A working Bluetooth adapter installed on your system.
• Sudo privileges to execute commands that require root access.

dpino

#!/usr/bin/env bash

# set -x

if [[ $EUID -ne 0 ]]; then
    echo "You must be root to run this script"
    exit 1
fi

# Returns all available interfaces, except "lo" and "veth*".