.2009 File

The 2009 file extension is maybe associated with various data file types. File could be created or backed up in 2009.

Also may include some kind of financial, tax preparation, business, calendar, schedule, accounting data.

If the file name contains two extensions, try to rename the file to the original extension (delete the 2009 extension from the file name).

This 2009 file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

How to open:

Try to use application associated with your *.2009 files.

How to convert:

As far as we know, this .2009 file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.