Lenovo 14 Trackpad Doesn't Work

Hello, I have the same laptop and a patch has been pusblished by an user on a forum for the touchpad.

You have to edit your acpi tables, after that the kernel will recognize the touchpad.

The patch :

--- dsdt.dsl.orig	2024-06-30 23:58:25.419902337 -0400
+++ dsdt.dsl	2024-07-01 00:13:43.174559656 -0400
@@ -18,7 +18,7 @@
  *     Compiler ID      "INTL"
  *     Compiler Version 0x20180313 (538444563)
  */
-DefinitionBlock ("", "DSDT", 1, "LENOVO", "AMD", 0x00001000)
+DefinitionBlock ("", "DSDT", 1, "LENOVO", "AMD", 0x00001001)
 {
     External (_PR_.C000, DeviceObj)
     External (_PR_.C000.PPCV, IntObj)
@@ -7774,8 +7774,7 @@
                     })
                     Return (ConcatenateResTemplate (SBFB, SBFG))
                 }
-
-                If ((^^^PCI0.LPC0.H_EC.ECRD (RefOf (^^^PCI0.LPC0.H_EC.TPTY)) == 0x02))
+                Else
                 {
                     Name (SBFC, ResourceTemplate ()
                     {

For me the WiFi is working on Ubuntu

I can’t send a link here, there is a guide that you can find on gist.github of lamperez to load Custom ACPI Tables