This guide provides a general overview. If you're dealing with a specific Lite version, ensure you're getting it from a source you trust. For official Windows 10 versions, always use Microsoft's official channels.
A standard Windows 10 installation takes up about 20-25GB of space and runs 80+ background services. A well-made "1903 Lite v2 64-bit" does the following:
Removing certain system files can cause issues with specific software, such as Adobe Creative Cloud or certain drivers. How to Install the 1903 Lite Update
A Pro-exclusive feature that creates a secure, isolated desktop environment to run untrusted applications without affecting the host system Microsoft Support Light Theme:
While third-party lite versions strip these down, the official 1903 update introduced several major changes: What's new for IT pros in Windows 10, version 1903