TL;DR
To organize your Board using categories, open your Board settings and navigate to Sticky notes > Categories to create and save custom labels. Once created, you can apply them by clicking on any specific idea, selecting Assign a category from the toolbar, and choosing the label you want to display.
Overview
Use categories on your Board to group ideas, keep related content together, and scan your Board more easily. You can create custom categories from the options menu, then apply them to any idea.
Create a Category on Your Board
Open your Board.
Click the caret icon next to your Board title 1.
From the drop-down, click Board settings 2.
Under Participants permissions, click 3.
In the menu that appears, click Categories 4.
In the Categories panel, enter the category name in the Label field 5.
To add more categories, click Add a Category 6.
Click Save 7.
Tip
You can edit or remove a category later from the same Categories panel.
Add a Category to an Idea
Open the idea you want to organize 1.
In the toolbar, click Assign a category 2.
Choose the category you created from the Category field or drop-down 3.
After you add a category, the idea shows the category label on the board so you can quickly see how it’s grouped.
What’s Next?