In today’s digital age, many people rely on their computers for everything from work to shopping to banking. But with convenience comes risk, especially when it comes to your financial information.

With Windows 10 officially retired, millions of older PCs are now vulnerable to security threats. Data Doctors’ Ken Colburn has some tips.

To find your graphics card: Look for a section called Display adapters and click the arrow next to it. You'll see your GPU listed there. If you want more details, right-click the GPU name and click ...