SUMMARY After upgrading to libreoffice 6.2.0.3, writter displays, when pressing menu button on titlebar. Distribution: OpenSuSE Tumbleweed. Other part of LibreOffice suite wasn't tested and other distros than OpenSuSE TW wasn't tested. STEPS TO REPRODUCE 1. Update system, using zypper dup (as root) 2. After update turn on putting menu in titlebar 3. Run Writter OBSERVED RESULT Menu is displayed twice - one below previous. EXPECTED RESULT Only single menu is displayed (each option is present only one in menu) SOFTWARE/OS VERSIONS Windows: MacOS: Linux/KDE Plasma: (available in About System) KDE Plasma Version: KDE Frameworks Version: Qt Version: ADDITIONAL INFORMATION I'm not an expert, but there's work to support LibreOffice menu in titlebar. Maybe LibreOffice team integrate ones' code with newer menu standards.
*** This bug has been marked as a duplicate of bug 402044 ***