This appears to be the same issue as bug 1864690 It was resolved by the fix specified in the comment: https://bugs.launchpad.net/ubuntu/+source/linux-signed-hwe/+bug/1864690/comments/8
Quote: "To make it work I just added the following params to the kernel commandline: "i8042.nopnp=1 pci=nocrs" and it started working after a reboot." -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1906088 Title: Touchpad is not detected and not responsive To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1906088/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs