I need my joy from to work, in a chronological order, for up to 50 ?

Thank you for contacting us. I apologize, but I think that I have not understood what you are looking for, could you please explain further?

Are you looking to set up a custom ID for each submission? If that is correct, please check this guide: https://www.jotform.com/help/79-How-to-Add-Custom-Unique-IDs-to-your-Form-Submissions

If you are trying to limit your form submissions up to 50, please check this guide: https://www.jotform.com/help/137-How-to-Limit-Submissions-in-a-Form