SUMMARY These options do not merely underline the links when hovered over. They also enable Ctrl+clicking on the links to open them in an appropriate applications. The settings can be found under Settings -> Configure Konsole... -> Profiles -> Edit... -> Mouse -> Miscellaneous. This was discussed briefly on Invent https://invent.kde.org/sdk/kdesrc-build/-/issues/144#note_867753 SOFTWARE/OS VERSIONS Linux: Arch Linux KDE Plasma Version: 5.27.10 KDE Frameworks Version: 5.114.0 Qt Version: 5.15.12
Related bug 481114