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Printing and export

Choosing a format, a size, and surviving the material.

Articles

PNG, SVG or PDF: which export to use

Vector for print, raster for screens.

How large the code has to be

Scan distance sets the size, not the layout.

Gloss, curves, fabric and foil

Surfaces that fight the scanner, and what to do about them.

Other areas

Still stuck?

Send the platform, the steps, the result you expected and the exact error. One complete message is answered faster than five short ones.

Never send a password, access token, API secret or private QR payload — not in the message, not in a screenshot, not in an attached log.

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