Rows per page:

of 1

Extension	File Type Developer	File Category	File Type Description	Software	Software Developer
.CHI	Microsoft Corporation	Data Files	Microsoft Help File Index	Microsoft Windows Help	Microsoft Corporation
.CHM	Microsoft Corporation	Web Files	Compiled HTML Help File	Microsoft Windows Help	Microsoft Corporation
.C_	Microsoft Corporation	Backup Files	Microsoft Windows WinHelp Compressed Data	Microsoft Windows Help	Microsoft Corporation

Browse Microsoft Windows Help File Extensions By Letter : # A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Open Your File:

Optional Offer for FileViewPro by Solvusoft | EULA | Privacy Policy | Terms | Uninstall

“FileViewPro eliminates the time and frustration of trying to track down a specific piece of software to open a specific file.” - Tucows

*Files that are not supported can be opened in binary format.