Annotations on the page can be deleted using any of the below options
Delete a Specific Annotation:
Using the Hand Tool
or Object Selection Tool ,
Select the annotation that you wish to delete.
Delete the annotation by pressing the Del key, click on the Delete
button on the Mini Toolbar,
or right-click on the annotation (CTRL + Click on Mac), choose "Delete"
in the context menu.
Qoppa Software
jPDFEditor -
Java PDF Editing and Redacting Component