QR codes can store around 4,000 characters of text, which can be a plain message, a link to a website, a file to download, or pretty much any other information you can think of.

QR codes make it easy for people to point-and-tap to access an online menu, connect to Wi-Fi or link to any website. Learn how to create a QR code.

When you need to quickly remove a few pages from a PDF or merge it with another document, PDF Barber is a free website with tools for simple PDF edits like splitting files, re-ordering pages, and ...

Paste your QR code or drag and drop a file here. Stefan Ionescu/Insider Quick tip: You can also select a frame, change the shape and color, or add a logo to customize your QR code. 3.

In the fast-changing world of digital tools, QR codes have quietly become essential for everything from logistics to live ...