the touch screen no longer works
What is the make and model # of your laptop?
Press the Windows key+X choose Device Manager. Do you have any yellow flags next to any devices? If so, these devices need drivers installed. Even if you don't have yellow flags,
Go to the Manufactures Support/Download Drivers site, and type in your model# and choose your Version of Windows 10 (ie) 32bit or 64bit and download the Chipset driver and the Video driver for your model