A barcode will be generated every time you press the Validate button. Therefore, if you change any content on the form and re-Validate, you need to reprint the entire form, otherwise the barcode numbers will be inconsistent and cause the return of the form

The top middle of the first page, and the last one There is this button in the middle at the bottom of the page. If not, it means that the form you downloaded is not the latest. You can check the time in the lower left corner of the form. The latest form should be out in January this year, so IMM 1294 (01-2013) E