Can't rest thumb on trackpad

Laptop: Lenovo Y-40-80

So, I recently installed Ubuntu 15.10. Now, гve ест from Windows 10 so гm использовал to resting my thumb on the left button while moving the мышь, only this isn't working in Ubuntu...

Сходный People have asked не реальный questions but with solution. гm also unable to install the package xorg, even on adding the repository.

Anybody know в fix for this?