TOOLS > What does the 'star' on the process card do?
If you hover over an active process, you'll notice a star in the bottom right corner. Click on it to favorite that process. It's a star!
These stars put the processes into your Favorites. You can select that section from the All Processes drop-down. This allows easier sorting of active processes:
You can also create custom process views to filter your active processes. Read about it here!