You can create categories or subpages directly on the app's upper bar and bottom bar to serve as quick access groups.
Adding a category on upper bar or bottom bar:
1. Admin > Content > Customize. Click to edit your app.
2. Expand the Bottom Bar group and choose the 'Bottom Bar Category' options if you're going to create a category in the bottom bar. To create your category in the Upper Bar, expand the group and choose the 'Upper Bar Category' option.
Bottom bar category:
Upper bar category:
3. It opens the category setup screen. From here on, create the category as you normally create them. Check the Creating Categories topic.