If you are bored from Windows or macOS, you may wish to try out Linux. It raises a question: which distribution should you try? The reason being there are hundreds of Linux OSs (or distributions), making it confusing for beginners to pick one of the available options.
Ubuntu is undoubtedly the most popular distribution on the planet, owing to its classic yet friendly interface, stability, and support for thousands of software. It is also backed by a vast community, so if you ever break your system, you may easily find help online. That is why I am skipping discussing Ubuntu in detail.