To re-order SharePoint List items in New Item Form, follow the below steps,

SharePoint-2013-HostingStep 1

Go to the particular SharePoint list setting page.

Step 2

Scroll down to the bottom of the settings page, just above the views option, you will see the ‘Column ordering‘ heading.

Step 3

Click on it and we can change the column ordering number as seen in the below picture.

 

Step 4

Once done, click ‘OK’, same order will be reflected in the New Item form.

In case you have any concerns or queries, feel free to reach out.