Open youro web browser and lead to :
https://launchpad.net/ubuntu/+source/libinput
Download these DEBs:
https://launchpad.net/ubuntu/+archive/primary/+files/libinput-bin_1.11.1-1_amd64.deb
https://launchpad.net/ubuntu/+archive/primary/+files/libinput-tools_1.11.1-1_amd64.deb
https://launchpad.net/ubuntu/+archive/primary/+files/libinput10_1.11.1-1_amd64.deb
Or you can use wget anyway.
Then Install:
sudo dpkg -i *.deb
Enjoy.