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How to open .chm file extension?

File Type : Executable file type
Compatible with (WinXP,Vista,Win7,Win8 and Win10)

Looking for a program to open .chm files?

"Windows unable to open a file!" is probably the most common error faced by millions every day. This is either because the program required to open a file is not available on your system or there may be other issues.

We recommend that you run a free scan to check for missing drivers.



What is .chm file extension?

.chm file extension is a known file type. This section of tells you everything you need to know about this extension.
CHM is acronym for Compiled Help Modules. The CHM file extension is used for help files created and saved in a compressed HTML format compiled by Microsoft. These files may include text, images, and hyperlinks which can be viewed in a Web browser and is used by Windows and other programs as an online help solution. Important: Some CHM files may be opened using a Web browser, while others can only be opened with a CHM editor or CHM viewing program.
You can see a list of software programs here on that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.

Software that can be used to open .chm files:

Microsoft Windows:
  • Dawningsoft PowerCHM
  • GridinSoft CHM Editor
  • Help Explorer Viewer
  • Mozilla Firefox
  • xCHM
  • GridinSoft CHM Decoder
  • Softany WinCHM
  • Guohua ChmDecompiler
  • Microsoft Internet Explorer
  • xCHM
  • Mozilla Firefox
  • ChmSee
  • kchmviewer
Apple Mac OS X:
  • Chmox
  • Mozilla Firefox
  • xCHM
  • Enolsoft CHM View
  • Apple Safari