Print dimensions (landscape)
DYMO LabelWriter 400 Turbo with standard 30252 address labels: use 89 × 28 mm preset then Save. (36 mm height shrinks the QR on 28 mm labels.)
QR code = 90% of the printable inner height (31.95 mm on a 35.5 mm inner area). Click Save settings before printing — the preview shows the form values; print uses saved settings.
