touchpad not working at all after installation of linux ubuntu 16.04

[ATUL YADUVANSHI]

The touchpad doesn't work when i installled ubuntu...
On windows it works so i think its a bug on the OS i can't seem to fix it but when i plug an USB mouse it works
LAPTOP MODEL-LENOVO IDEAPAD 330 15ARR

linux ubuntu 16.04.6 XENIAL XERUS LTS

touchpad not working

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: linux-image-4.15.0-45-generic 4.15.0-45.48~16.04.1
ProcVersionSignature: Ubuntu 4.15.0-45.48~16.04.1-generic 4.15.18
Uname: Linux 4.15.0-45-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.18
Architecture: amd64
CurrentDesktop: Unity
Date: Tue May 21 03:19:24 2019
InstallationDate: Installed on 2019-05-20 (0 days ago)
InstallationMedia: Ubuntu 16.04.6 LTS "Xenial Xerus" - Release amd64 (20190227)
SourcePackage: linux-signed-hwe
UpgradeStatus: No upgrade log present (probably fresh install)

[Po-Hsu Lin (cypressyew)]

Hello,
16.04 is probably too old for your laptop.
Can you give 19.04 Disco a try?
Or try the 5.0 kernel on 18.04 Bionic by installing the linux-generic-hwe-18.04-edge package.
Thanks.

[Launchpad Janitor (janitor)]

[Expired for linux-signed-hwe (Ubuntu) because there has been no activity for 60 days.]