How to open ARN files

Did your computer fail to open an ARN file? We explain what ARN files are and recommend software that we know can open or convert your files.

What is an ARN file?

The ARN file extension indicates to your device which app can open the file. However, different programs may use the ARN file type for different types of data.

We are aware of 2 different uses of the ARN extension, which you can read more about below.

CD Autorun Creator package

Through our analysis of ARN files, we know that one use of the format is CD Autorun Creator package. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

Update info Upload example file

We have not verified any programs yet that works with this specific format. If you know any, please use the 'Suggest a program' link below. Thanks!

Sysinternals Autoruns data

Through our analysis of ARN files, we know that one use of the format is Sysinternals Autoruns data. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

Update info Upload example file

We have not verified any programs yet that works with this specific format. If you know any, please use the 'Suggest a program' link below. Thanks!

Software that will open, convert or fix ARN files

These apps are known to open certain types of ARN files. Since many different programs may use ARN files for different purposes, you may need to try a few of the apps to open your specific ARN file.