If you need a tiny, fast Windows for an old machine or a virtual machine:

This article dives deep into the technical reality of highly compressed operating systems, the security risks involved, and the legitimate alternatives available for users seeking a lightweight system.

While this results in a smaller file size, the resulting operating system is usually unusable for daily tasks like browsing the web, watching videos, or playing games. It is merely a command-line shell that boots quickly but lacks functionality.