Besides, there are some ways to attract his attention again. For example, you can show your new image, use some new cosmetics, update your dress style and make yourself look more confident and attractive. You can also show your life and share your hobbies through social media and friends circle, and let him know that your life is still going on and you have your own life.
Finally, you need to show your growth and progress. If the reason for breaking up is some communication or other problems between you, then you can try to solve these problems and make yourself more mature and rational. You can do this by learning new skills, making new friends and expanding your social circle. Only by letting him see your changes and progress will he regain his interest and concern for you.
Generally speaking, the way to attract ex-boyfriends again is not complicated. The key is that you need to show your initiative and change. I hope these methods can help you regain his attention and love.