Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.8 kernel[0].
If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'. If the mainline kernel does not fix this bug, please add the tag: 'kernel-bug-exists-upstream'. Once testing of the upstream kernel is complete, please mark this bug as "Confirmed". Thanks in advance. [0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.8 ** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1629613 Title: [Dell XPS 13] SynPS/2 Synaptics TouchPad not recognized after upgrade from 14.04 to 16.04 Status in linux package in Ubuntu: Incomplete Bug description: * Touchpad doesn't work at all (No response from the Touchpad) * Tried using external mouse and it works fine * Cannot find "SynPS/2 Synaptics TouchPad" in "cat /proc/bus/input/devices" OS: Ubuntu 16.04.1 LTS kernel version: 4.4.0-38-generic Laptop Model: Dell XPS 13 - 93333 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1629613/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
