Check your QR scan code before sharing
Use dark modules on a light background, leave a clear border, and choose a size appropriate for the viewing distance. Test the actual printed material with more than one phone, especially after adding a logo or changing colors. If a code stops scanning, try the original high resolution export and remove decorative elements that reduce contrast or cover the pattern.
Try the scanner, generator or QR checker. Your images and QR payloads are processed locally.