How to Open .40 files
Windows
Additional extension information
| File type: |
Not specified |
| Popularity: |
 Not specified |
| Author: |
America Online |
| MIME type: | Not specified |
Files with the extension
.40 are known as "
AOL 4 Organizer File".
This file format was added to our database by a visitor to this site, but no additional information was provided.
We have yet to investigate the 40 file extension any further, or there was simply not enough information available at the time to report accurately on the format. If you know how to open 40 files or even how to convert or edit them, please use the form below.
However, it is possible that other file formats exist which also use the
40 extension, so please
let us know if you do not think the 40 extension matches the file format you are looking for.
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