Description: Unattended installation is an automated process that allows the installation of an operating system or software without the need for manual intervention by the user. This technique is used to simplify and speed up the installation process, especially in environments where multiple systems need to be deployed efficiently. During an unattended installation, predefined configuration files are used to specify installation options, such as package selection, network configuration, and disk partitioning. This not only saves time but also reduces the possibility of human error, ensuring that each installation is consistent and meets established requirements. Unattended installation is particularly useful in enterprise environments, where standard configurations can be implemented on multiple machines, as well as in testing and development labs, where rapid deployment of operating systems for software testing is required. In summary, unattended installation represents an efficient and reliable solution for operating system deployment, facilitating the management and maintenance of technological infrastructures.