As can be seen on https://de.wikipedia.org/wiki/Port_(UML), names of component interfaces are displayed. This is currently not supported by Umbrello. STEPS TO REPRODUCE 1. start umbrello 2. add component diagram 3. add component 4. add port to component OBSERVED RESULT In step 4. the name of the port is requested, but not displayed EXPECTED RESULT The requested name should be displayed SOFTWARE/OS VERSIONS Linux/KDE Plasma: openSUSE_Leap_15.1 KDE Frameworks Version: 5.55 Qt Version: 5.9.7 ADDITIONAL INFORMATION