.ffx文件扩展名，.ffx文件如何打开？

.ffx

文件类型：Microsoft Find Fast Index

扩展名为.ffx的文件是一个系统文件。

文件说明：

Index of files searchable by Find Fast, a search program included with Microsoft Windows that allows for faster searches; often used to index all the files on a hard drive, though specific indexes can be created using the Find Fast Control Panel.

Typically named Ffastun.ffx and located in the root directory of a hard disk, network drive, or specific folder that has been indexed..ffx                                                                  

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来源：. ffx文件