Tool Tutorials6 min read
QR Code Not Scanning? 12 Causes and How to Fix Each One
Work out in thirty seconds whether the problem is the code, the print, the link, or the phone — then fix it with the matching remedy.
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Articles tagged "QR Codes"
Creating, printing, and troubleshooting QR codes that actually scan.
Developer Guides6 min read
QR Code Size Guide for Print: Minimum Size and Scan Distance
How big a printed QR code needs to be, the 10:1 distance rule, the pixel maths for 300 DPI, and why the quiet zone matters more than the size.
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Tool Tutorials6 min read
How to Make a QR Code for a Link, PDF, or Google Form
All three are the same job with different starting points. How to get a shareable link that will not break, and the permission mistakes that kill printed codes.
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Tool Tutorials6 min read
How to Create a WiFi QR Code for Guests (iPhone and Android)
Let guests join your WiFi by scanning instead of typing a 20-character password — how the format works, how to print it, and the security trade-off.
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Developer Guides6 min read
Static vs Dynamic QR Codes: Which Ones Never Expire
Why some "free" QR codes stop working after a trial, how to tell which kind you have, and how to get editable codes without renting them from anyone.
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