This can be resolved by removing the xserver-xorg-input-synaptics package. I don't know if it was installed previous to installing Ubuntu 22.04, but both it and libinput were installed afterwards. Here is the page that gave me the tip.
https://gitlab.gnome.org/GNOME/gnome-flashback/-/issues/54
This can be resolved by removing the xserver- xorg-input- synaptics package. I don't know if it was installed previous to installing Ubuntu 22.04, but both it and libinput were installed afterwards. Here is the page that gave me the tip.
https:/ /gitlab. gnome.org/ GNOME/gnome- flashback/ -/issues/ 54