QR code guides
Short, practical answers to the questions people ask before they print their first code, and after their first one fails to scan.
- QR code basicsWhere QR codes came from, what the squares do, and why a scratched code still scans.
- Create a codeMake a free QR code in a minute, then avoid the mistakes that send codes back to the printer.
- Scan on iPhoneUse the Camera app, Control Center or Photos, and fix it fast when nothing pops up.
- Scan on AndroidCamera, Google Lens or the Quick Settings tile, plus what to do when a code won't scan.
- Static vs dynamicOne is free forever, the other is editable and trackable. Here's when each one makes sense.
- Do codes expireStatic codes never expire. Here's what actually breaks a code, and how to keep yours working.
- QR code safetyA QR code is only text. Here's how to check where one leads before you tap.
- Custom designBrand colors, rounded dots and a logo can all work. Here's where the limits are.
- FramesA short label beside your code tells people what they'll get, which is what gets them to scan.
- File formatsWhich format to download for print, screens and design tools, and what size in pixels.
- Size and printingMinimum sizes, the distance rule and the file settings that keep a printed code scannable.