It sounds like your browser or computer settings might be set up to automatically open downloaded files, and if you don't have a program capable of doing this, it's likely defaulting to Word. If you don't have a program for previewing your ePub, we usually recommend Kindle Previewer as the absolute best way to see an accurate proof of your eBook will be delivered when purchased.
Why do I see an error message after exporting the ePub?
Updated over 4 months ago