Frequent feeding and relax. It's possible that your little one is now more wakeful and as they get frustrated with nothing much to do end up feeding frequently and long hours for entertainment.

Hi Raveena. Keep expressing milk. That also increases supply. A good diet and positive mind also play a role. There are many helpful articles on breastfeeding that helped me alot. Here is one such article http://app.babychakra.com/article/521