Using Favorite

On the "Application details" screen or the "Application list" screen, you can click the gray star next to the title. When the page is added, the star changes color.

The details pages of the following application can be added:

You can view only the pages that you added.

When a page is removed from Favorite, the star next to the title link of the item turns gray. However, the page itself is not deleted from its application.
You can also remove a page by selecting the pages that you want to remove from Favorite and clicking "Delete" on the "Favorite" screen.