Annotations can be arranged in groups and locked to prevent editing. In a group of annotations, only all annotations at once can be selected, moved and modified. Once you select one annotation of a group, all of them will be selected. Locked annotations cannot be moved or modified until you unlock them.
To group a number of annotations, select the annotations, and choose Edit Selection
Group. Use Edit
Selection
Ungroup to ungroup them again.
To lock one or more annotations, select the annotations, and choose Edit Selection
Lock. Use Edit
Selection
Unlock to unlock them again.
See also