What my esteemed colleague here is trying to say is...
We need more information...
Are you using WordPress, are you using a pre-made carousel like Nivo or Owl Carousel or is it a custom one that you have built?
we need more information that just I need help to make an admin page for a carousel I'm using... That like saying I need a new motor for my car... Well what kind of car is it? Is it a 4 cylinder or a 6? how many liters is it... i mean c'mon bro GIVE US MORE TO HELP YOU