其他文章暂时为英文 — 翻译将逐步加入。
故障排除 · 🇬🇧
Why my QR code doesn't scan — 8 common mistakes
Low contrast, too small, damaged corners, broken redirects… every reason a QR fails and how to fix it.
最佳实践 · 🇬🇧
QR code sizes: how big should you actually print them?
The 1:10 rule, real-world examples for menus, posters, business cards and stickers.
概念 · 🇬🇧
Static vs dynamic QR codes — which one do you need?
Static codes are free, fast, permanent. Dynamic codes can be edited but cost money. Practical comparison.
教程 · 🇬🇧
How to add a logo to a QR code without breaking it
Where to place the logo, how big it can be, why error correction matters, step-by-step.
应用场景 · 🇬🇧
WiFi QR codes for cafés and Airbnb — complete guide
Generate, frame, print, and place WiFi QR cards your guests will actually use.