1) I tried with all these: 4.10.0-041000_4.10.0 4.11.0-041100_4.11.0 4.12.0-041200_4.12.0 4.17.0-041700_4.17.0 4.18.0-041800_4.18.0 4.19.0-041900_4.19.0
they all work fine 2) I'll give it a try, but I had troubles installing a working ubuntu kernel version to start looking for the version that introduces the bug, see: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1816947/comments/43 -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to libinput in Ubuntu. https://bugs.launchpad.net/bugs/1816947 Title: [Dell XPS L321X] Touchpad not working after last apt-get upgrade To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libinput/+bug/1816947/+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