Open the downloaded PDF and press Ctrl+P / ⌘P to bring up the print dialog, then apply the settings below before printing.

1. Open the downloaded PDF and press Ctrl+P / ⌘P to bring up the print dialog
2. Set Paper Size to 148 × 254 mm First time? Paper Size → Manage Custom Sizes → click +, set width 148 mm, height 254 mm, all non-printable margins to 0
3. Set Scale to 100%; do not tick "Scale to Fit"
4. In Print Settings, choose the media type that matches your transfer paper and use a high-quality print preset
5. Let the printed film dry before vacuum sublimation: Heat Press mode at 100°C / 212°F, film on a soft mat, ~5 min, no pressure — then run the vacuum sublimation