You can only configure the tools that you have access to on the project.
Steps
Open the Procore app on an iOS mobile device and select a project.
Tap the Overview screen.
Click the configure icon.
Tap the toggle to the ON position to show the section, or tap the toggle to the OFF positionto hide the section:
Show Bookmarks: Shows up to 24 items that you have saved as bookmarks. For example, you can bookmark a purchase order. See Add and Manage Bookmarks (iOS).