.CHM File Extension
- Developer by: Microsoft
- Category: Web Files
- Format: Binary
What is an .CHM file?
.CHM is Compiled HTML Help File
Help documentation compiled and saved in a compressed HTML format; may include text, images, and hyperlinks; viewable in a Web browser; used by Windows and other programs as an online help solution.
NOTE: Some CHM files may be opened using a Web browser, while others can only be opened with a CHM editor or CHM viewing program.