You can create and apply tags based on various criteria to categorize the support notifications. You can apply multiple tags to a single notification.
Select Menu → Support Center → Support Notifications.
Select the notifications that you want to tag, then click Tags.
You can select from the existing list of tags or create a new tag and then click Apply tags.
You can see the tag under the notification.
The selected notifications are tagged and can be easily filtered based on the tag.