QR code guides
Short, practical answers to the questions people ask before printing a QR code — written from what we test every day.
How to Generate a QR Code (Free, Step by Step)
The complete beginner's walkthrough: choosing a type, entering content, designing, testing and downloading.
7 min readHow to Make a Wi-Fi QR Code for Your Network
Let guests join your network without spelling out the password — and understand exactly what the code contains.
6 min readHow to Create a UPI QR Code to Receive Payments
Accept UPI payments with a printed QR code — and understand what it does and doesn't do.
7 min readHow to Add a Logo to a QR Code Without Breaking It
Brand your QR code and keep it scannable — the rules, the maths and a checklist.
6 min readStatic vs Dynamic QR Codes: What's the Difference?
An honest comparison — including the hidden dependency that comes with dynamic codes.
6 min readWhy QR Codes Fail to Scan (and How to Fix Them)
Twelve common causes, how to spot each one and how to fix it.
8 min readQR Code Size for Printing: What Size Should It Be?
A sizing chart, the 10:1 distance rule and the file settings your printer wants.
6 min readQR Code Error Correction Levels Explained (L, M, Q, H)
How QR codes survive damage, and how to pick L, M, Q or H.
6 min readCustom-Shaped QR Codes: Hearts, Circles, Logos — Do They Work?
What a shaped QR code really is, and how to design one that still scans.
5 min read