Select the type object using the Selection tool or Layers panel, and drag a handle on the bounding box.
Select the edge or corner of the type path with
the Direct Selection tool . Then
drag to adjust the shape of the path.
Select the type object using the Selection tool or Layers panel, and choose Type > Area Type Options. Enter values for Width and Height, and click OK. If the text area is not a rectangle, these values determine the dimensions of the object’s bounding box.