QR codes are everywhere these days – on restaurant tables, at checkout and even on the bills you receive in the mail. But not every QR code you come across is sure to be legitimate.

Instagram is launching QR codes so businesses can make it easier for people to find their Instagram profiles. The feature will replace Nametags, which had to be scanned from within Instagram.

Here’s how: Open the Camera app and hold your iPhone, so the QR code appears in the viewfinder. Your phone should recognize the QR code and give you a notification.

Bar codes store information along one axis, horizontally. QR codes store information in both vertical and horizontal axes, which allows them to hold significantly more data.

Want to scan QR codes on your Windows PC without using your smartphone? Here are three ways to scan a QR code on Windows 10 and Windows 11.

Do you want to quickly scan a QR code, but cannot find your phone? Then follow this easy guide to Scan QR Codes on Windows 11/10 PC.

QR codes are easy to use if you know how to access the information they contain and have an internet connection. Here are a few ways to access QR code information using your iPhone with iOS 16.

Here's what experts say you need to know in order to avoid a fake QR code, which criminals use to scam unsuspecting people.

Do you want to sign in to Outlook without using password? Then here is a quick guide to sign in to Outlook with QR code on mobile.

Since QR codes are essentially web links, approach them with the same caution you exercise when you see a web link in an email or text message.