.HSH File Extension

Windows Catalog Search Index File

Developer Microsoft
3.0  |  3 Votes

What is an HSH file?

System file created by Indexing Service, a component of the Windows operating system used for creating a searchable file system index; commonly created in the C:\​System Volume Information\​catalog.wci\​ directory.

More Information

HSH files are saved alongside several other index files that together comprise the search index. Other file types include .000, .BK1, .BK2, .PS1, .PS2, and .FID files.

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Programs that open or reference HSH files


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