Hi Kuruba,
Welcome to Sony Community!
Please visit the link below to troubleshoot the touchpad on your laptop. https://us.en.kb.sony.com/app/answers/detail/a_id/45264
If you are outside of North America, we highly recommend visiting our Sony Global Web site for information on contacting the Sony Support Center in your region at http://www.sony.net/SonyInfo/Support/.
Regards,
Jen
Answered your question? Glad I could help! Please Click the "Accept as Solution" button below.