How can I change the date format from the American way to the English one?

1. Date - It's done in the American way. Can you do it in the English way? eg date/month/year?

Yes, you can change the date format of the Date Picker element through the options tab in the element's properties page.

I have created a screenshot for you to guide you through achieving that:

I hope this helps. If you need further assistance please let us know. Thank you.