dell vostro 15 3568 touchpad not wrking after regular update, external mouse is working fine.

[Dhananjay Dandapat]

Yesterday I have updated my laptop after which had to reboot the system. After system restart touchpad is not working, tried with external mouse which is working fine also started with recovery mode that is also woring fine.

Install synaptics and dependent packages related to input still issue remain same.

As of now using external mouse.

please find below findings

dhananjay@dhananjay-Vostro-15-3568:~$ xinput --list
⎡ Virtual core pointer id=2 [master pointer (3)]
⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)]
⎜ ↳ Microsoft Basic Optical Mouse id=10 [slave pointer (2)]
⎜ ↳ Synaptics TM3253-001 id=12 [slave pointer (2)]
⎜ ↳ SynPS/2 Synaptics TouchPad id=16 [slave pointer (2)]
⎣ Virtual core keyboard id=3 [master keyboard (2)]
    ↳ Virtual core XTEST keyboard id=5 [slave keyboard (3)]
    ↳ Power Button id=6 [slave keyboard (3)]
    ↳ Video Bus id=7 [slave keyboard (3)]
    ↳ Power Button id=8 [slave keyboard (3)]
    ↳ Sleep Button id=9 [slave keyboard (3)]
    ↳ Integrated Webcam: Integrated W id=11 [slave keyboard (3)]
    ↳ Intel HID events id=13 [slave keyboard (3)]
    ↳ Dell WMI hotkeys id=14 [slave keyboard (3)]
    ↳ AT Translated Set 2 keyboard id=15 [slave keyboard (3)]
    ↳ FC:58:FA:64:CB:8E id=17 [slave keyboard (3)]

xserver-common/bionic-updates,bionic-updates,now 2:1.19.6-1ubuntu4.3 all [installed]
xserver-xephyr/bionic-updates,now 2:1.19.6-1ubuntu4.3 amd64 [installed]
xserver-xorg/bionic-updates,now 1:7.7+19ubuntu7.1 amd64 [installed]
xserver-xorg-core/bionic-updates,now 2:1.19.6-1ubuntu4.3 amd64 [installed]
xserver-xorg-input-all/bionic-updates,now 1:7.7+19ubuntu7.1 amd64 [installed]
xserver-xorg-input-evdev/bionic,now 1:2.10.5-1ubuntu1 amd64 [installed]
xserver-xorg-input-libinput/bionic,now 0.27.1-1 amd64 [installed]
xserver-xorg-input-mouse/bionic,now 1:1.9.2-1 amd64 [installed]
xserver-xorg-input-multitouch/bionic,now 1.0~rc3-1 amd64 [installed]
xserver-xorg-input-synaptics/bionic,now 1.9.0-1ubuntu1 amd64 [installed]
xserver-xorg-input-wacom/bionic,now 1:0.36.1-0ubuntu1 amd64 [installed]
xserver-xorg-legacy/bionic-updates,now 2:1.19.6-1ubuntu4.3 amd64 [installed]
xserver-xorg-video-all/bionic-updates,now 1:7.7+19ubuntu7.1 amd64 [installed]
xserver-xorg-video-amdgpu/bionic,now 18.0.1-1 amd64 [installed]
xserver-xorg-video-ati/bionic,now 1:18.0.1-1 amd64 [installed]
xserver-xorg-video-fbdev/bionic,now 1:0.4.4-1build6 amd64 [installed]
xserver-xorg-video-intel/bionic,now 2:2.99.917+git20171229-1 amd64 [installed]
xserver-xorg-video-nouveau/bionic,now 1:1.0.15-2 amd64 [installed]
xserver-xorg-video-qxl/bionic,now 0.1.5-2build1 amd64 [installed]
xserver-xorg-video-radeon/bionic,now 1:18.0.1-1 amd64 [installed]
xserver-xorg-video-vesa/bionic,now 1:2.3.4-1build3 amd64 [installed]
xserver-xorg-video-vmware/bionic,now 1:13.2.1-1build1 amd64 [installed]
xul-ext-ubufox/bionic,bionic,now 3.4-0ubuntu1.17.10.1 all [installed]

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: ubuntu-release-upgrader-core 1:18.04.36
ProcVersionSignature: Ubuntu 4.15.0-72.81-generic 4.15.18
Uname: Linux 4.15.0-72-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.9
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: ubuntu:GNOME
Date: Fri Jan 3 22:00:35 2020
InstallationDate: Installed on 2018-12-29 (369 days ago)
InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725)
PackageArchitecture: all
ProcEnviron:
 LANGUAGE=en_IN:en
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_IN
 SHELL=/bin/bash
SourcePackage: ubuntu-release-upgrader
Symptom: ubuntu-release-upgrader
UpgradeStatus: No upgrade log present (probably fresh install)
VarLogDistupgradeAptlog:
 Log time: 2020-01-03 21:10:14.343824
 Starting pkgProblemResolver with broken count: 0
 Starting 2 pkgProblemResolver with broken count: 0
 Done