Hi - message for AaronMa (mapengyu) I can confirm your steps work in the post above.
I upgraded my kernel to '4.15.0-72-generic' and my touchpad stopped working Touchpad Hardware is: Synaptics TM2976-002 My touchpad now works again after the following steps: Could you test the following kernel ppa please: sudo add-apt-repository ppa:mapengyu/bionic-oem sudo apt-get update sudo apt install linux-image-unsigned-4.15.0-73-generic linux- modules-4.15.0-73-generic linux-modules-extra-4.15.0-73-generic Note: For anyone else out there that needs this fix, if you are using the broadcom-sta ko for your wireless and it is loaded via dkms, you will also need to install the kernel headers in order for dkms to do its thing sudo apt-get install linux-headers-4.15.0-73-generic Thanks to AaronMa/whomever fixed the bug -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1854798 Title: Synaptics s3203 touchpad not working after update to kernel 4.15.0-72-generic To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1854798/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs