M4R file extension

The table below provides useful information about the .m4r file extension. It answers questions such as:

• What is the .m4r file?
• What program do I need to open a .m4r file?
• How can the .m4r file be opened, edited or printed?
• How can I convert .m4r files to another format?
• Where can I find the specifications for .m4r?
• Which MIME-type is associated with the .m4r extension?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

Other types of files may also use the .m4r file extension.

The .m4r file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

Can't open a .m4r file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:

example.m4r

To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .m4r file association, check the FAQ.

Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

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