QRLynx Blog
QR Code Guides, Tips & Best Practices

QR Code Quiet Zone: 4-Module Margin and Design Rules
Learn how to measure a QR code's four-module quiet zone, choose colors, size modules, place a logo, export clean artwork, and test the final design.

QR Codes for Product Packaging (2026 Guide)
Plan QR codes for product packaging with accurate DPP, GS1, bulk CSV, analytics, sizing, material, and print guidance for boxes, bottles, and pouches.

QR Code Stickers: Sizes, Materials & Waterproofing
Choose QR sticker size, material, adhesive, waterproofing, print files, and repeated or unique code setup. Includes an applied-proof scan checklist.

QR Code Print Size: Calculate and Test It in QRLynx
Calculate QR code print size from modules, printer DPI, and quiet zone. Then test the final QRLynx QR on its real material, at its real scan distance.

QR Codes on Flyers and Posters: A Print-Proof Guide
Create a flyer or poster QR code in QRLynx, choose static or dynamic, protect the quiet zone, size it for the real viewing distance, and test the final print.