I can confirm that in-place editing of the Author field fails: http://www.ventismedia.com/mantis/view.php?id=8828

You should be able to edit the Composer field as it is the same field as Author.

Lowlander wrote:With F2 you should be able to edit any field.

Not the Author field.

With F2 you should be able to edit any field.

How do I set the Author field of an mp3 Audiobook?
When opening the properties of the file, there is no such field.
When adding Author to the visible columns shown in details view, the field isn't editable