In the "Toad Edge 2.7.0 User Guide" on page 53 you have these steps:
Repository is not an option when right-clicking on a database, you have to right-click on a Schema to map a database to a file system.
The issue also exists in 2 additional places at the bottom of page 54:
Noted, thanks for drawing attention to this... sharing your post with the Product Owner on Quest's tech side.
Thanks Gary for sharing the post.
Michael, you're right, it would be better to change “database” with “schema” for PostgreSQL.
We'll have the team make the change. Thanks for reporting it.