Thank you for your bug report, assuming you are talking about 19.10 that's an upstream design decision, see https://gitlab.gnome.org/GNOME/gnome-control-center/issues/717
The backend is still there and they opened a gnome-tweaks request to allow setting that option https://gitlab.gnome.org/GNOME/gnome-tweaks/issues/240 Closing following upstream's decision ** Bug watch added: gitlab.gnome.org/GNOME/gnome-control-center/issues #717 https://gitlab.gnome.org/GNOME/gnome-control-center/issues/717 ** Bug watch added: gitlab.gnome.org/GNOME/gnome-tweaks/issues #240 https://gitlab.gnome.org/GNOME/gnome-tweaks/issues/240 ** Changed in: gnome-control-center (Ubuntu) Importance: Undecided => Wishlist ** Changed in: gnome-control-center (Ubuntu) Status: New => Won't Fix ** Also affects: gnome-control-center via https://gitlab.gnome.org/GNOME/gnome-control-center/issues/717 Importance: Unknown Status: Unknown -- 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/1850753 Title: Ubuntu 19.10 cannot set background to solid color Status in gnome-control-center: Unknown Status in gnome-control-center package in Ubuntu: Won't Fix Bug description: The settings Background only allows setting to a picture, not a solid color. To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-control-center/+bug/1850753/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

