How do I fix my lg stylo?

How do I fix my lg stylo?

I dropped my LG cell phone on the ground and now when i try to turn it on it turns on regular with the LG lifes good powered by android then metro pcs interlude and then after that it goes dark then sometimes a message will say that the app is stuck giving me the option to wait or stop and then either option i chose will take me back to a blank screen please help.