.EFSS File

The efss file extension is related to the Effective File Search, a software for Microsoft Windows operating system that allows users to index data on hard drive.

The efss file stores script written for Effective File Search tool.

How to open:

Use Effective File Search to open *.efss files.

How to convert:

As far as we know, this .efss file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.