NetworkManager is a software utility designed to simplify the management of network connections on Linux-based operating systems. It provides a user-friendly interface for configuring and monitoring both wired and wireless networks, allowing users to easily connect to the internet and manage their network settings. The tool automatically detects available networks and can switch between them seamlessly. NetworkManager supports various network technologies, including Wi-Fi, Ethernet, and VPN, making it versatile for different connectivity needs. It is commonly used in desktop environments and is integrated into many Linux distributions for enhanced user experience.