This article lists the data types that ProBackup backs up for Notion and any known limitations.
What we back up
Pages and subpages, including their content
Databases and their records
Columns (database properties)
Comments
Files: files and images on pages, files in database properties, and files attached to comments
Note: ProBackup backs up only the pages and databases you shared with ProBackup in Notion, including everything inside them. See How to update your Notion backup scope.
What we don't back up
Pages and databases that are not shared with ProBackup
Files linked from other services (e.g. Google Drive, Dropbox): only the link is backed up
