Please do share steps as to how to do the same. The screen freezes on the
startup after the following is displayed.

On Thu, Jun 27, 2019, 10:30 AM Kai-Heng Feng <email address hidden>
wrote:

> Remove the mainline kernel installed previously.
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1831710
>
> Title:
>   Touchpad not working (Lenevo Ideapad 330 series)
>
> Status in linux package in Ubuntu:
>   Confirmed
>
> Bug description:
>   The touch pad has not been used since the purchase of the product.
>
>   ProblemType: Bug
>   DistroRelease: Ubuntu 18.04
>   Package: linux-image-4.18.0-21-generic 4.18.0-21.22~18.04.1
>   ProcVersionSignature: Ubuntu 4.18.0-21.22~18.04.1-generic 4.18.20
>   Uname: Linux 4.18.0-21-generic x86_64
>   ApportVersion: 2.20.9-0ubuntu7.6
>   Architecture: amd64
>   CurrentDesktop: ubuntu:GNOME
>   Date: Wed Jun  5 13:41:22 2019
>   InstallationDate: Installed on 2019-06-05 (0 days ago)
>   InstallationMedia: Ubuntu 18.04.2 LTS "Bionic Beaver" - Release amd64
> (20190210)
>   SourcePackage: linux-signed-hwe
>   UpgradeStatus: No upgrade log present (probably fresh install)
>   ---
>   ProblemType: Bug
>   ApportVersion: 2.20.9-0ubuntu7.6
>   Architecture: amd64
>   AudioDevicesInUse:
>    USER        PID ACCESS COMMAND
>    /dev/snd/controlC1:  athena     1232 F.... pulseaudio
>    /dev/snd/pcmC1D0p:   athena     1232 F...m pulseaudio
>    /dev/snd/controlC0:  athena     1232 F.... pulseaudio
>   CurrentDesktop: ubuntu:GNOME
>   DistroRelease: Ubuntu 18.04
>   InstallationDate: Installed on 2019-06-05 (1 days ago)
>   InstallationMedia: Ubuntu 18.04.2 LTS "Bionic Beaver" - Release amd64
> (20190210)
>   MachineType: LENOVO 81D2
>   Package: linux (not installed)
>   ProcFB: 0 amdgpudrmfb
>   ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.18.0-21-generic
> root=UUID=29a08da7-0f52-4ee8-8424-f2b37885999f ro quiet splash vt.handoff=1
>   ProcVersionSignature: Ubuntu 4.18.0-21.22~18.04.1-generic 4.18.20
>   RelatedPackageVersions:
>    linux-restricted-modules-4.18.0-21-generic N/A
>    linux-backports-modules-4.18.0-21-generic  N/A
>    linux-firmware                             1.173.6
>   Tags:  bionic
>   Uname: Linux 4.18.0-21-generic x86_64
>   UpgradeStatus: No upgrade log present (probably fresh install)
>   UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
>   _MarkForUpload: True
>   dmi.bios.date: 12/10/2018
>   dmi.bios.vendor: LENOVO
>   dmi.bios.version: 7VCN46WW
>   dmi.board.asset.tag: NO Asset Tag
>   dmi.board.name: LNVNB161216
>   dmi.board.vendor: LENOVO
>   dmi.board.version: NO DPK
>   dmi.chassis.asset.tag: NO Asset Tag
>   dmi.chassis.type: 10
>   dmi.chassis.vendor: LENOVO
>   dmi.chassis.version: Lenovo ideapad 330-15ARR
>   dmi.modalias:
> dmi:bvnLENOVO:bvr7VCN46WW:bd12/10/2018:svnLENOVO:pn81D2:pvrLenovoideapad330-15ARR:rvnLENOVO:rnLNVNB161216:rvrNODPK:cvnLENOVO:ct10:cvrLenovoideapad330-15ARR:
>   dmi.product.family: ideapad 330-15ARR
>   dmi.product.name: 81D2
>   dmi.product.sku: LENOVO_MT_81D2_BU_idea_FM_ideapad 330-15ARR
>   dmi.product.version: Lenovo ideapad 330-15ARR
>   dmi.sys.vendor: LENOVO
>
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>