Working with Markups > Annotations > Stamp Annotations > To Delete Stamp Annotations
  
To Delete Stamp Annotations
1. In the model window or in the View Content pane of the upper data panel, select the stamp annotations to delete.
2. Perform one of the actions below:
Press DELETE.
In the model window, right-click a selected stamp and choose Delete Selected from the shortcut menu.
In the View Content pane, right-click a selected stamp and choose Delete from the shortcut menu.
In the ribbon, in the Annotations tab, click Delete > Delete Selected.
All selected stamp annotations are deleted. If other annotations (e.g., callouts and notes) are selected, they are also deleted.
* 
Deselect other selected annotations before you delete the selected stamps if only want to delete the stamps.
3. To delete all stamp annotations and all other annotations in the active figure, perform the following steps:
a. In the figure window or in the View Content pane, select one or more annotations.
b. In the ribbon, in the Annotations tab, click Delete > Delete all annotations.
* 
The Delete all annotations command deletes all annotations whether they are selected or not.