for workaround you can copy the file /usr/share/applications/org.gnome.tweaks.desktop
to your home folder ~/.local/share/applications and change the following line in org.gnome.tweaks.desktop: from: StartupNotify=true to: StartupNotify=false hope this helps 😜 ps: don't forget to restart the shell by pressing the key's: Alt + F2 r ENTER -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1847524 Title: Black titlebar (CSD) in Tweak Tool, flickering To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-tweaks/+bug/1847524/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs