This workaround (pci=nocrs) sorted my Touchpad issues on a Clevo NL51LU; it wasn't being detected due to the 'resource claim' issue at boot, as above. See https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1904052.
Incidentally, I tried kernels up to 5.10.0 and same problem.
This workaround (pci=nocrs) sorted my Touchpad issues on a Clevo NL51LU; it wasn't being detected due to the 'resource claim' issue at boot, as above. /bugs.launchpad .net/ubuntu/ +source/ linux/+ bug/1904052.
See https:/
Incidentally, I tried kernels up to 5.10.0 and same problem.