File
Attaching one files
A file is represented by a large button, that when pressed will show a dialog to choose 1 file. You cannot select multiple files if the field is setup to only accept one file. Your file picker will only all you to select on file. If you want to remove a previously added field, open the section that shows your files, click the dotted menu on the table row and click delete.
Restrictions: A file field can restrict the file type. If there is a restriction, your browser dialog will only show those file types on your computer