by Donatas Simkus | Mar 22, 2026 | How To Guides
To answer how to generate a qr code for facebook, start by copying the exact Facebook URL you want people to open, paste it into a QR code generator (or Facebook’s native QR feature, if available), then download the code as SVG for print or PNG for digital. Test it on...
by Donatas Simkus | Mar 22, 2026 | Design & Customization
No. Do qr codes have to be black and white? They do not, but your color choices can make scanning fail. The key requirement is strong contrast between the dark modules and the background, while keeping the finder patterns and quiet zone clean and untouched. Use a...
by Donatas Simkus | Mar 22, 2026 | How To Guides
Can scanning a qr code infect your phone? Usually, the scan itself just reads data and shows you a destination, like a link or an in-app action. The risk starts when you take the next step, like opening the link, signing in on a page, approving an app prompt, or...
by Donatas Simkus | Mar 22, 2026 | How To Guides
How small can QR codes be and still work? In real-world smartphone scanning, the limiting factors are viewing distance, the required quiet zone, how much data you encode, error correction, and print or screen quality. This means there is no single minimum that fits...
by Donatas Simkus | Mar 22, 2026 | How To Guides
Yes, can you put a qr code on a shirt and keep it scannable, but only if you design for fabric. Use at least 2 × 2 cm and a quiet zone of four modules on every side. Keep contrast high, avoid glare, put it on a flat area, and test on multiple phones before bulk...
