Windows laptops come pre-installed with a dedicated Camera app that works with your integrated webcam.
Since most laptop cameras have fixed focus: how to take photos on a laptop
If you want a more "professional" look without the filters, you can also use the FaceTime app or QuickTime Player to capture your image, though Photo Booth remains the simplest method for stills. Using Third-Party Web Apps Windows laptops come pre-installed with a dedicated Camera
Here are some features that can be included in a guide on "How to Take Photos on a Laptop": how to take photos on a laptop
Troubleshoot if your webcam isn't turning on