The largest screen size on a laptop is typically around 17 inches. Some manufacturers produce laptops with larger screens, but they are not as common. Laptops with screens larger than 17 inches are usually designed for gaming or other high-end uses. They tend to be very expensive. Most laptops have a screen size of around 15 inches, so a 17-inch screen is often considered to be large. Some users prefer smaller screens, while others are more comfortable with larger screens. It really comes down to personal preference and what you will use your laptop for. Regardless of the size, you will want to make sure that the screen resolution is high enough that images and text are clear and easy to read. This will help prevent eye strain or other problems when using your laptop for long periods of time.