For all Linux beginners that don't want to compile their own kernel:

It seems that it's already possible to download and install a pre-
compiled kernel via GUI:

Simply follow these instructions: https://9to5linux.com/you-can-now-
install-linux-kernel-6-5-on-ubuntu-heres-how

You'll need to enter the following commands into your terminal:

sudo add-apt-repository ppa:cappelikan/ppa
sudo apt update && sudo apt full-upgrade
sudo apt install -y mainline

After that is done you will find an application called "Mainline Kernels" in 
your desktop-environment.
Start that application and install a new Kernel (I installed kernel 6.5.11).

After you installed that kernel, enter this line in your terminal:

sudo apt --fix-broken install

Restart your notebook and enjoy your built-in keyboard and trackpad.

PLEASE NOTE: Like yourself I'm a linux-noob. I can only confirm that this works 
on my configuration:
Ubuntu 22.04/Gnome 42/Kernel 6.5.11

But in my case it works like a charm.

Good luck!
theageman

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux-oem-6.5 in Ubuntu.
https://bugs.launchpad.net/bugs/2034477

Title:
  Keyboard and Touchpad Not Working in New Lenovo V15 Gen4 Laptop

Status in ideapad-laptop:
  New
Status in Linux:
  Fix Released
Status in linux package in Ubuntu:
  Confirmed
Status in linux-oem-6.1 package in Ubuntu:
  Invalid
Status in linux-oem-6.5 package in Ubuntu:
  Invalid
Status in linux source package in Jammy:
  Won't Fix
Status in linux-oem-6.1 source package in Jammy:
  Fix Committed
Status in linux-oem-6.5 source package in Jammy:
  Fix Committed
Status in linux source package in Lunar:
  Confirmed
Status in linux source package in Mantic:
  Confirmed
Status in linux source package in Noble:
  Confirmed
Status in Fedora:
  New

Bug description:
  [Impact]

  Keyboard and touchpad doesn't work on some recent systems, and also
  s2idle is broken.

  [Fix]

  Two upstream commits.

  128b0c9781c9f26 x86/i8259: Skip probing when ACPI/MADT advertises PCAT 
compatibility
  3bde7ec13c97144 platform/x86: Add s2idle quirk for more Lenovo laptops

  [Test case]

  boot a fixed kernel and test that input and s2idle works.

  [Where problems could occur]

  A buggy bios could maybe advertise a system being PCAT compatible when
  it's not, though in such a case it might have been already caught
  before.

  --

  Hello.

  Ubuntu 22.04.3 with (later upgraded to kernel 6.2.0-32-generic) was
  installed in rewly purchased LENOVO V15 GEN4 AMN (AMD Ryzen 5 7520u)
  laptop and it was noticed that keyboard, touchpad and microphone are
  not working. The keyboard and touchpad work fine in BIOS setup and
  till GRUB (command line). It was found that when external devices such
  as keyboard, mouse and microphone are connected through USB and 3.5
  jack, respectively, these work just fine. To confirm these are not
  hardware problems, Microsoft Windows 11  (Home) was installed in
  another disk partition and observed all these working alright. Hence a
  bug is being reported to draw attention of the concerned team and I
  request them to refer this issue and do the needful at the earliest.

  Regards,
  Pradip Kumar Das

  ProblemType: Bug
  DistroRelease: Ubuntu 22.04
  Package: linux-image-6.2.0-32-generic 6.2.0-32.32~22.04.1
  ProcVersionSignature: Ubuntu 6.2.0-32.32~22.04.1-generic 6.2.16
  Uname: Linux 6.2.0-32-generic x86_64
  ApportVersion: 2.20.11-0ubuntu82.5
  Architecture: amd64
  CasperMD5CheckResult: pass
  CurrentDesktop: ubuntu:GNOME
  Date: Wed Sep  6 08:04:42 2023
  InstallationDate: Installed on 2023-08-14 (22 days ago)
  InstallationMedia: Ubuntu 22.04.2 LTS "Jammy Jellyfish" - Release amd64 
(20230223)
  ProcEnviron:
   LANGUAGE=en_IN:en
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=en_IN
   SHELL=/bin/bash
  SourcePackage: linux-signed-hwe-6.2
  UpgradeStatus: No upgrade log present (probably fresh install)

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