STEPS TO REPRODUCE 1. open an app 2. right-click on the window decoration, hover over 'More actions' and choose 'Configure special application settings...' 3. click on '+ Add property...' button 4. add all 'Window Matching' properties 5. click on 'OK' button 6. reopen 'Configure special application settings...' window OBSERVED RESULT 'Window Matching' properties added in the step 4 were lost EXPECTED RESULT all properties added to a window rule should be remembered SOFTWARE/OS VERSIONS Operating System: Arch Linux KDE Plasma Version: 5.26.4 KDE Frameworks Version: 5.100.0 Qt Version: 5.15.7 Graphics Platform: Wayland ADDITIONAL INFORMATION
*** This bug has been marked as a duplicate of bug 492812 ***