Kevin, thanks for figuring that out. After more testing I can confirm it's only xdg-desktop-portal-gtk you need to downgrade to 1.8:
https://launchpad.net/ubuntu/+archive/primary/+files/xdg-desktop-portal- gtk_1.8.0-1build1_amd64.deb ** Also affects: xdg-desktop-portal-gtk (Ubuntu) Importance: Undecided Status: New ** Changed in: xdg-desktop-portal-gtk (Ubuntu) Status: New => Confirmed ** Changed in: firefox (Ubuntu) Status: Confirmed => Fix Released ** Tags added: jammy -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1950040 Title: Wayland Screensharing broken in Ubuntu 21.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/chromium-browser/+bug/1950040/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs