Here is a prompt using an image of Warren Buffet I got off the internet.

This is the original image:

This is the prompt:

Turn this image into an Ultra realistic professional studio headshot, with a clean neutral background. Soft studio lighting with centered key light, gentle fill, natural shadows.

Sharp focus on eyes. Real skin texture with pores. No retouch look.

85mm lens, shallow depth of field, high resolution, DSLR quality.

Negative:

blurry, distorted face, bad anatomy, stiff pose, plastic skin, over retouched, harsh lighting, AI artifacts

Result:

Here is an image of Bill Gates.

Prompt:

Transform the image to a LinkedIn-optimized professional headshot with bright, even lighting, clean background, and friendly confident expression.

Result: