You can copy and paste this depending on where you are posting (Reddit, Telegram, Discord, or a Study Group).

Unlike dense textbooks, Neso uses clear diagrams to illustrate how an OS acts as an interface between hardware and the user. Why "Free Download" is a Misnomer

The "downloadable" aspect usually refers to their organized PDF notes, practice problems, and the ability to save their video lectures for offline viewing through official mobile apps. Key Topics Covered in the OS Series

Install Ubuntu inside VirtualBox. This is 100% free, legal, and safe. It lets you practice the 'fork()', 'pthread', and scheduling algorithms Neso teaches without messing up your main computer."