As it is a laptop are you accidentally brushing the trackpad with your sleeve?
have you disabled the trackpad?
Have you done this How to Change Mouse Settings in Windows 7
try plugging into a different usb port
Huawei P10 review
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New iPad, iPhone SE & Red iPhone 7 on sale now
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.