PMA.studio allows you to edit, delete and merge annotations. Once you create annotations they are added to annotation tray panel which allows you to select an annotation and perform certain actions on it.
First of the Edit option is to “Delete” an annotation. Once you click the button it shows you a confirmation popup and once you press “Delete” button, annotation gets deleted.
“Edit” button allows you to edit an existing annotation. Once you select an annotation from annotation tray panel you see a popup window that allows you to change caption and classification of annotation. Once you modify the content and press “OK” annotation gets updated.