*** If you're not sure this is actually a bug, instead post about it at https://discuss.kde.org If you're reporting a crash, attach a backtrace with debug symbols; see https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports Please remove this comment after reading and before submitting - thanks! *** SUMMARY (implemented via qt6-quick3d) lacks the "3D stacked windows" or "windows hover above cube" features present in legacy versions. STEPS TO REPRODUCE 1. Open cube 2. 3. OBSERVED RESULT WIndows are flat EXPECTED RESULT windows pop above the cube SOFTWARE/OS VERSIONS Windows: macOS: (available in the Info Center app, or by running `kinfo` in a terminal window) Linux/KDE Plasma: KDE Plasma Version: KDE Frameworks Version: Qt Version: ADDITIONAL INFORMATION