What is a .ARN File And How To Open It – Microsoft

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Have you downloaded a file with .arn extension, but you have never seen this extension before? It is important to know how to open this file – in order to be able to work with it. In this article we will explain what .arn file extension is, how to open it and how to work with it.

What is a .ARN file?

The file extension .ARN stands for Autoruns Data File. It was developed by Microsoft. The file has the binary format, and it is a data related file.

What to know

There is currently 0 software that can open the .arn file on 0 platforms.


We don’t register any way of opening this file extension at the moment, kindly let us know if you have any information.