If you have a customised Print Preview toolbar you must Reset it before you will see any new toolbar icon. Refer to How to Reset the Toolbar to the default setting.You must reapply customisation you still require.
(AE)
The Share It icon is greyed out unless you have Document Manager (DM) installed for storing reports. Refer to Auto saving to Document Manager .
If you have customised your Print Preview toolbar you must Reset it to see new toolbar icons. Refer to How to Reset the Toolbar to the default setting. You must reapply customisation you still require.