How to manage existing tags
Go to the Tags section for any object in the object list.
Click inside the field to expand the list of all existing tags.
Click the Manage tag link or the gear icon if you have tags in the list that appears in the list to open the tag management dialog.
In the dialog, you can:
Search for existing tags.
Create new tags by typing a name and clicking the plus icon (+) or Enter.
Rename existing tags by clicking the pencil icon and updating the name.
Delete tags by clicking the trash icon and confirming that the tag should be removed from all objects it’s linked to.
Deleting a tag removes it completely from all objects in the project. Make sure the tag is no longer needed before deleting it.