You can permanently delete a tag from Rebrandly and all links.
To delete a tag
Select the workspace with your tagged link.
In the navigation menu, under Links, select Branded links.
Select a tag name from the list.
Select the edit icon to the right of the tag name you'd like to delete from Rebrandly and all links.
Select the trash can icon.
Select Delete tag to confirm.
The tag is deleted permanently and no longer appears as an option for any link.