Once dive points have been created, you may drag them around individually with the mouse, or use the cursor keys for more exact positioning.
Clicking on any point within the graph select and highlights it. A convenient way of moving between points is by using the 'PgUp' and 'PgDn' keys. The 'Home' and 'End' keys select the first and last points respectively.
Right-click the point to bring up the Context menu. New points may be added either before ('Insert' on the menu, or the INSERT key) or after ('Add', or the Numeric '+' key) the currently selected point.
Press the 'Delete' key (or the 'Delete' popup menu option) to delete the currently selected point. Use the 'Delete On' popup menu option to delete all points after the currently selected point.
CTRL+Z, or the "Edit/Undo" option will undo recent changes. while CTRL+Y will redo previously undone changes.