I've read too many posts about machines that were upgraded and then had problems.
HOWEVER the mystery cursor movements on laptops is legendary. Get a mouse and turn off the touchpad.
That is the only cure I've found to date.
$16,000 used SUVs
Whether you like your SUVs cute or capable, or some blend of the two, we've got a wide variety of choices in Roadshow's first collection of Editors' Used Picks.