Blog

Guides, tips and news about QR codes.

Looking for something specific? Browse the knowledge base by topic.

Published on 8/11/2026

How to Make a QR Code for Your LinkedIn Profile

Two ways to turn your LinkedIn profile into a QR code: LinkedIn's built-in code and a QR you own that can be tracked, branded and redirected. Here is how to make each, and where to use it.

Published on 8/11/2026

Why Does My QR Code Show Garbled Text? (UTF-8 Explained)

Garbled characters like CafÃ© instead of Café almost always mean a character-encoding mismatch: the code was built with the wrong text encoding. Here is why it happens, where it bites, and how to fix it by generating in UTF-8.

Published on 8/11/2026

How to Find Your Google Place ID (3 Ways)

Your Google Place ID is the unique code — usually starting with ChIJ — that identifies your business. The fastest way to find it is Google's own Place ID Finder. Here are three methods and what the Place ID is actually for.

Published on 8/10/2026

What Happens to Your QR Codes When You Stop Paying?

It depends entirely on the provider — and it is the most important thing to check before you print. With many services a dynamic code dies the moment a trial ends or you cancel. Here is why, and how to avoid printing thousands of codes that can be switched off.

Published on 8/10/2026

Can a QR Code Track Your Location? What Actually Happens When You Scan

Scare pieces say yes, vendors selling location analytics also say yes, and both skip the part that decides it. The code cannot do anything. The page it opens can ask — and asking is something you will see.

Published on 8/10/2026

Can a QR Code Be Any Color? Which Colors Work and Which Break Scanning

Almost any color works — as long as the dark modules and the light background differ enough in brightness, not just hue. Here is the one rule a scanner cares about, the parts that fail first, and the color combinations that quietly break a QR code.

Published on 8/10/2026

How Many Times Can a QR Code Be Scanned?

There is no limit. A QR code is a printed pattern, not a device — it can be scanned unlimited times, by unlimited people, forever. Any cap you hit comes from the service behind a dynamic code, or one you set on purpose, never from the code itself.

Published on 8/10/2026

Dynamic vs Static QR Codes: What's the Difference?

A static QR code bakes the destination into the pattern, so changing it means reprinting. A dynamic QR code stores a short redirect you can re-point anytime and measure. Which to use, and why print almost always wants dynamic.

Published on 8/10/2026

GS1 Sunrise 2027: What the Move to 2D Barcodes Means for Your Products

GS1 Sunrise 2027 is the retail industry's push to make 2D barcodes — QR codes with GS1 Digital Link — scannable at the checkout by the end of 2027. It is a migration, not a law, and it is the moment the QR code becomes the product's primary identifier.

Published on 8/7/2026

QR Codes on the Forecourt: Selling to the Customer Who Comes at 9pm

A car lot is the one shop where people browse after closing, alone, and specifically do not want to be approached. A window code sells to that customer — and the scan counts tell you which cars they stopped at.

Published on 8/7/2026

QR Codes in Pharmacies and Clinics: Useful, With One Rule That Cannot Bend

A code saves an elderly patient from typing a URL and a receptionist from repeating the same instruction forty times a day. It also has one hard limit: a printed code is public, so nothing behind it may identify a patient.

Published on 8/7/2026

QR Code or Link in Bio? They Solve Opposite Halves of the Same Problem

One is for places that allow exactly one link. The other is for places that allow none. Most businesses need both — and the mistake that costs them is maintaining two separate destinations instead of one.