Export your data
From the Import/Export page in your publication settings, you can export:- Posts — download all of your posts as a CSV file, including titles, content, publication dates, and metadata.
- Subscribers — export your full subscriber list as a CSV, including email addresses, subscription dates, and related details.

Delete all posts
If you need to reset your publication, you can choose to permanently delete all posts.This action will remove every post in your publication (including those imported or created manually).
Warning: This cannot be undone.