Print Format Builder: Heading and Margins Not Visible in PDF Export (Frappe)

And Pdf view is

Hi Everyone,
Can You Help me Please in Print Format Builder

Hola

Prueba tener estas configuraciones en ajustes de impresión

Saludos

Upon clicking the “Print” button, a dialog box appears. On the right side, selecting the “More settings” option reveals margin settings. Among the available options, “Custom” can be chosen to manually adjust the margins as required.