OTH, the workaround from http://askubuntu.com/a/262364/175109 seems to work, but I can't enable two-finger-scroll nor touch-to-click. in fact, after running
ubuntu@ubuntu:~$ sudo modprobe -r psmouse ubuntu@ubuntu:~$ sudo modprobe psmouse proto=imps The touchpad works but id doesn't even appear in settings -> devices -> Mouse & Touchpad, just like if there was no touchpad at all. -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-input-synaptics in Ubuntu. https://bugs.launchpad.net/bugs/1096046 Title: Touchpad not working after last apt-get upgrade To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-input-synaptics/+bug/1096046/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp