Filters on Display Options dialogs (as shown here) and Element Properties dialogs (use same filtering principle) are a new best friend, but you need level 'All' to leverage it sensibly, which setting - amongst other things - helps address issues such as:
HOWTO get at and display "standard" Ports that have been unnecessarily hidden and suppressed in MD SysML 19SP3 and Cameo 19SP3
Cameo/MagicDraw: The Classifier specification setting 'isAbstract' is (for reasons that beggar belief or engineering reason) not by default visible in the Element specification dialog. Enable expertise level 'All' (and for always everwhere)."But those dialogs are so over-whelming?" you may think; be assured they are more over-whelming when you can't find something you are looking for at all, because it is hidden from the dialog! Follow Webel Best Practice and you will be step-by-step far less whelmed. User property filters; they will also help you learn what is available and to become more familiar with the underlying metamodel too.