Yes,you now can compress the files for the Win10 entire operating system, including your pre-loaded desktop applications. Compact OS utility lets you run the operating system from compressed files. The new processes helps maintain a small footprint over time by using individual files. CompactOS can be enabled and disabled on the fly.
From an administrative command prompt, simply use the commands:
Compact.exe /CompactOS:queryThis will query Windows to see if CompactOS is enabled or not
This will enable CompactOS
This will disable CompactOS