Can SLR portrait photography be accelerated?

First of all, look at the instructions and know the operation method and working temperature of your camera. , this foundation, don't break the machine; Photography is the art and application of light and shadow. Understand the relationship between exposure, photometry and normal exposure and shutter speed, aperture and iso. Shutter speed, aperture and iso will control exposure together, and different combinations have different effects. Practice more, and practice more after you are proficient in using skills. If not, you can take photos in Peng Zhong to find some information about portraits and see how others take pictures. I hope I can help you.