File Extension Database

Open CHM File

A CHM extension file is a help documentation file compiled and saved in a compressed HTML format.

HTML is the language with which the content of web pages is defined.

Basically it is a set of labels that are used to define the text and other elements that will make up a web page, such as images, lists, videos, etc.

HTML was originally created for the purpose of disseminating information with text and some images.

It was not thought that it would be used to create a multimedia leisure and consultation area, so HTML was created without responding to all the possible uses that it was going to be given and to all the groups of people that would use it. in the future.

Such a CHM file can include text, images, and hyperlinks, and can even be viewed in a web browser.

The CHM is also used by operating systems such as Windows and other programs as an online help solution.

Some CHM files can be opened using a web browser, while others can only be opened with a CHM editor or CHM viewer program.

In light of the above, below are links to the most appropriate software packages for opening and working with a CHM file.

Typical CHM application file locations:

%SystemRoot%\hh.exe %1
"C:\Windows\hh.exe" %1

Frequently associated Windows objects:

chm.file

How Can I Open CHM File on Windows

We researched and learned that the best way to open CHM file is to find a CHM file in question in Windows OS File Explorer and double click on it to launch the corresponding application.
If a CHM file is not opened in an application and you instead get a "Windows can't open a file" error message you should try looking for an application which can open the file in question.
If you know the application which can open CHM file then run it and see if there is a File->Open main menu option in the application.
If you don't know the application which function as CHM file opener then try to search online for "CHM viewer", "application to open CHM file" or "open CHM file" queries in the search engine you like.
Install the application you found and check if it can open CHM file

How Can I Open CHM File on Mac OS

We recommend to find a CHM file in question in Mac OS Finder and double click on it to launch the corresponding application.
If a CHM file is not opened in a Mac OS application and you instead get a "There is no application set to open the file" error message you can click on "Search App Store" in the error dialog and Mac OS will show you applications compatible with CHM file.
If you know the Mac OS application which can work as CHM file opener you can choose the "Choose Application..." option in the error box to associate the file extension and open CHM file in it.
If you don't know the application which can open CHM file then try to search for "CHM viewer", "application to open CHM file" or "read CHM file" queries in the online search engine you like.
Install the application you found and check if it can read CHM file

How Can I Open CHM File on Android

If you downloaded a CHM file on Android device you can open it by following steps below:

In the Android apps list on your Android device find "My Files" or "File manager" app and tap to start it.
Tap on "Downloads" folder inside the app.
You should see your downloaded CHM file in that folder.
Tap on the file. If Android device supports opening the file you downloaded it will open in the corresponding app.
If file does not open you can look for the corresponding app that can open the file by searching Android App Store for the "CHM".
If you cannot open the file with the apps from Android App Store it is possible that the file could only be opened on desktop platforms such as Windows or Mac OS. Try searching for "CHM viewer", "CHM file reader" online and see if any desktop applications can open it.
It is also possible that the file you downloaded is outdated and is no longer supported.

How to Open CHM File on iPhone or iPad

To open CHM File on iOS device follow steps below:

We advies to open Files app on your iPhone or iPad device. You can find it by swiping down on the home screen and typing "Files" in the search bar.
Tap on the Downloads folder on the Files app home screen.
You will see all files that you recently downloaded. Tap on the CHM file to view it.
If you have the right app that can open it it will automatically launch and open your file.
If you don't have the app which can open it you need to serch Apple app store for "CHM". This way you can find apps which can open CHM files.
If this doesn't help it is possible that your file could be opened only by the desktop application. To find an app which can open it on desktop look for "CHM viewer" or "CHM file" online in your favorite search engine.