My parents have a Lenovo yoga with mint and overall everything but the track pad are fine, diagonal move isn't smooth and seems discrete, I haven't been able to

My parents have a Lenovo yoga with mint and overall everything but the track pad are fine, diagonal move isn't smooth and seems discrete, I haven't been able to fix it by changing drivers and config over the holidays. Interestingly, this doesn't show in live mode, only after install.