To gather details about donors, such as their phone numbers and whether they'd like to give anonymously, add fields to your donation forms. From Tools, Donation form designer add or edit a form.Under Form, select a field in Fields in the Form designer, move it to the form, and configure it.

Note: To edit default fields and those you've added, hover over the section to change and select Click to edit. Address is the only field you can't edit.