To delete an icon from the Icon Bar, choose View | Customize the Icon Bar. Then select the item you want to delete and click the Delete button. Then click the OK button to delete the icon and close the window.
To add an icon to the Icon bar, open the form or report you want to add, customize it to meet your needs, and choose View | Add xxxx to the Icon Bar. Simply choose an Icon you like and give the item a nice short label. Then click the OK button to add the icon and close the window.