Seems you have focus issues as well as many other issues. The background should be ironed, fresh and clean. The light is not good. Try getting some natural light, by using a window or door. Make sure when your focusing you focus on the eyes.. at this age you can even manually focus and it will probably work better than the auto focus. Keep trying
Can't wait to see more when he is bigger. You may need some natural light. It will sharpen things up and enhance the colours. Are you using a tripod? He is a cutie!