The symlinks need to point to Yaru icons or be included in Gnome. The issue still exists in Noble.
~$ cd /usr/share/gnome-control-center && find -xtype l && readlink -f $(find -xtype l) /usr/share/icons/hicolor/48x48/devices/audio-speaker-mono-testing.svg /usr/share/icons/hicolor/48x48/devices/audio-speaker-mono.svg /usr/share/gnome-control-center/icons/hicolor/48x48/devices/audio-speaker-center-testing.svg /usr/share/gnome-control-center/icons/hicolor/48x48/devices/audio-speaker-center.svg ~$ find -P /usr/share/icons -name audio-speaker-center.svg /usr/share/icons/Yaru/scalable/devices/audio-speaker-center.svg ~$ find -P /usr/share/icons -name audio-speaker-center-testing.svg /usr/share/icons/Yaru-magenta/scalable/devices/audio-speaker-center-testing.svg /usr/share/icons/Yaru-bark/scalable/devices/audio-speaker-center-testing.svg /usr/share/icons/Yaru-blue/scalable/devices/audio-speaker-center-testing.svg /usr/share/icons/Yaru-viridian/scalable/devices/audio-speaker-center-testing.svg /usr/share/icons/Yaru-purple/scalable/devices/audio-speaker-center-testing.svg /usr/share/icons/Yaru-olive/scalable/devices/audio-speaker-center-testing.svg /usr/share/icons/Yaru-prussiangreen/scalable/devices/audio-speaker-center-testing.svg /usr/share/icons/Yaru-sage/scalable/devices/audio-speaker-center-testing.svg /usr/share/icons/Yaru-red/scalable/devices/audio-speaker-center-testing.svg /usr/share/icons/Yaru/scalable/devices/audio-speaker-center-testing.svg ** Tags added: noble -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1704002 Title: Missing icon for mono speakers Status in gnome-control-center: Confirmed Status in gnome-control-center package in Ubuntu: Fix Released Bug description: For mono speakers (e.g. Bluetooth HFP/HSP profiles) there is no icon, and so the default missing icon is shown. We don't have assets for a mono speaker. To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-control-center/+bug/1704002/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp