Such a ratio does not exist with any known lossless compression algorithm. For context, even compressing a text file (which is highly redundant) rarely exceeds 90% compression.
: A highly compressed version might not include all the features of a standard Windows 10 Pro installation. Critical updates, components, and certain functionalities might be missing or compromised.
So, why would you want to run Windows 10 Pro on low-end hardware? Here are just a few compelling reasons:
If you need a small download size or a minimalist Windows experience, here are the real options – none of which are 18MB, but all of which are safe.