M4B File Extension

M4B file icon
MPEG-4 Audio Book Format
  • Developer
    Apple
  • Popularity
    2.6 (12 votes)

What is M4B file?

The files that have .M4B extension is mainly utilized to save audio books that have been downloaded from the Apple’s iTunes store. The .M4B file format is copy protected by using the "FairPlay" DRM technology by Apple."

With this technology, Apple prevents a user from executing the audio books on illegal and unofficial devices and systems. A user, however, be authorized to use the content for up to 5 systems on just one iTunes account to play the file. If the user wants to play the file on more than 5 devices, then they are required to create one more account and then purchase the file to use it on other systems.

We hope we helped you solve the problem with the M4B file. If you do not know where you can download the application from our list, click on the link (which is the name of the program) - you will find more information there on the location where to download the secure setup version of the required application.

What else may cause problems?

There can be more reasons which determine that you are not able to open the M4B file (apart from the lack of the proper application installed).

First - the M4B file may be incorrectly associated with the application installed to support it. In this case, you need to change this association by yourself. To do this, right-click on the M4B file that you want to edit, click "Open with" and then select the program from the list that you have installed. After this operation, the problems with opening the M4B file should be solved.

Second - the file you want to open can simply be damaged. Then, the best solution is to find a new version of given file, or download it again from the same source as before (maybe for some reason in the previous session the download of the M4B file has not been completed and it cannot be opened properly).

Do you want to help?

If you have additional information about the M4B file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on M4B file.

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