This is a specific geek favorite. Windows 11 IoT Enterprise LTSC 2024 has a 10-year support lifecycle and almost zero bloatware (no Edge forced updates, no Microsoft Store ads, no Copilot integration).
MAS stands for . It is a popular, open-source tool hosted primarily on GitHub that uses a collection of scripts to activate Windows 11 (and other Microsoft products like Office) without purchasing a license key. mas activator windows 11