I use this constantly for outdoor portraits and swimwear.
So you go one more, and you will see menu options for Sharpening, Contrast, Brightness, Filter Effects, and Toning, and all of this is for your B&W settings. What you’ll be most concerned about should be Contrast, but more so Filter Effects and Toning. I know it can look intimidating but there’s no need for it to be, as all the filters mean is that whichever you select, the camera will lighten the tone of that particular color, and make the color opposite on the color wheel darker. Case-in-point was mentioned above, where if you use a red filter, the reds in skin tones and so on will be lighter, and the blues deeper. I use this constantly for outdoor portraits and swimwear. Here are examples of differences you’ll see with filters: