Help me out please, I am confused with the terminology in Confluence. What is an attachment, what is a document, what is a file? Thanks!
An attachment is any file or document that you upload to your page. For example, screenshots, photos, Word documents, PDF files, videos, audio files, or even presentations. Atlassian calls attachments usually “Files” in their documentation.
When there are attachments on a page, you’ll see a small paperclip icon next to the breadcrumb link. Click on the paperclip to go to the attachments dialog, where you can see and edit the entire list of attachments.
The attachment dialog: