Dining package first night

[carefree lady]

Do you have to go the first night or can you change it ?

[Seany527]

You might want to add a little more context to your next post. 
 

But I think you are trying to say you purchased a multi night dining package and in your cruise planner it appears on day 1. Yes, you can book your meals whenever you want. 

[jelayne]

When you board the ship go to o e of the specialty restaurants and book all your reservations.