Edit the appearance of a mask

1. To change the shape of a mask, drag a mask handle.

1. To resize a mask, place your cursor just outside a vertex and press Shift. When the cursor becomes a double-sided arrow  , drag it to your desired size.

1. To rotate the mask, place your cursor just outside a vertex. When your cursor becomes a curved double-sided arrow ,drag it to the desired angle. 

1. To change the shape of the mask, move, add, or remove vertex points.
   • Move: Drag a vertex using the Selection tool.
   • Add: Place your cursor over a mask edge while pressing Ctrl (Windows) or Cmd (macOS). When the cursor changes to a pen shape with a plus sign , select the spot you want to add the vertex.
   • Remove: Place your cursor over the point you want to remove while pressing Ctrl (Windows) or Cmd (macOS). When the cursor changes to a pen shape with a minus sign, . select the point.

_{An example of how to use the cursor to select the spots you want to add the vertex and mask an object in a clip.}