It's not a bug: I brought the T480s to the Lenovo support. The keyboard was malfunctioned, so they changed it.
Now everything works just fine. ** Changed in: linux (Ubuntu) Status: Confirmed => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1813988 Title: ETPS/2 Elantech TrackPoint is locked vertically / can not move pointer right and left To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1813988/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs