The user is able to multi-select connectors and this will allow them to change them to the same template type.
They also have an option to by hovering over the down arrow, as shown below, to be able to:
Select Current Page
Invert Current Page
Select All
Select None
For Example: If the user wants two connectors to have the same template type, they would have to check off the two connectors then select which template should they be assigned to.