When you delete ("trash") a post or page, it is moved to the
Trash. Items in the trash can be restored within 30 days of being sent to the trash; after 30 days they are permanently deleted.
Undo a trashed post or page
When you trash a post or page, a confirmation message appears on the screen. You can tap
UNDO to recover the trashed post or page immediately.
Restore a post or page from the trash
You can view all trashed posts or pages in your site's dashboard in a web browser.
For WordPress.com and Jetpack sites, you can view, restore, and permanently delete your trashed posts and pages at these links:
For self-hosted WordPress, you can tap
View Admin to open your site's dashboard. From there, open your Posts or Pages section and tap the "Trash" filter to view your trashed posts and pages.