compact
SafeNTFS compression
compact /c /s <dir>
Compresses files in place on NTFS (/u to undo) — easy space recovery for cold data.
Examples
compact /c /s:C:\archiveCompress an archive tree
Syntax
compact [/c|/u] [/s] [/exe] [files]
Before you run it
Transparent compression only.
The same reference, with no signal at all
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