This is a follow-up to my existing blog post on setting a function-key to toggle the touchpad in Ubuntu 18. Since you've been messing around with your touchpad configuration, you're going to have to make sure that the touchpad is actually using Libinput after the installation. If your touchpad supports multi-finger taps, right-click by tapping with two Both the TrackPoint and the TouchPad (UltraNav) work with the standard ps2 mouse driver of Linux kernels. I have tried almost all the fixes available online for having the touchpad working but no luck with that.
Some things in X changed in Lucid (xorg 1:7. This is a follow-up to my existing blog post on setting a function-key to toggle the touchpad in Ubuntu 18.2 USB controller: Intel Corporation Device 9a1b (rev 01) Subsystem: Hewlett-Packard Company acpi_ibm package man page - ACPI drivers package specific for IBM laptops. lspci -k | grep -A2 USB echo '#' lsusb | grep Synaptics 00:0d. Thinkpad touchpad driver ubuntu Alas Ubuntu, like many Linux distributions, is a little lacking in this regard.