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Windows Catalog Search Index File

Developer	Microsoft
Popularity	2.5 \| 4 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

Windows

Microsoft Windows

Paid

Verified by FileInfo.com

The FileInfo.com team has independently researched the Windows Catalog Search Index file format and Windows apps listed on this page. Our goal is 100% accuracy and we only publish information about file types that we have verified.