By default, only five folders show across the top bar in a given class. Additional folders will appear as students and instructors begin posting into other folders. For example, while hw5 may not be visible on the top bar, as soon as someone makes a new post with hw5 selected as a folder, it will appear across the top bar.

Before the post in hw5:

After the post in hw5:

Learn more about how folders work in Piazza!