WhatsApp Web lets you message from your laptop or desktop. Here's how to set it up, troubleshoot issues, and use it on slow ...

Samsung is rolling out its One UI 8.5 update, bringing several Galaxy S26-exclusive AI features — including Call Screening, AI Select, and Creative Studio — to select older models like the Galaxy S25 ...

Tesco is swapping barcodes for QR codes on a range of its own-brand products in a move the supermarket chain is describing as a UK "first". Scanning the QR codes with a smartphone will give shoppers ...

QR codes, short for quick-response codes, are designed to store information for easy sharing. For example, instead of making someone open a browser on their phone and manually type out a specific URL ...

It’s a simple thing we encounter many times every single week – often while in a hurry. You pull up at a parking spot, scan a QR code and pay within seconds. Or you sit down at a cafe, scan a code to ...

QR codes can be great. They provide a quick shortcut when we’re trying to do everyday tasks, saving us from some annoying typing just to get something done. There’s also something satisfying about how ...

Scientists have created a microscopic QR code so tiny it can only be seen with an electron microscope—smaller than most bacteria and now officially a world record. But this isn’t just about size; it’s ...

Google is working on a feature in Android 17 that could quietly remove one of the most annoying security steps on your phone. If you use a SIM PIN, you may soon not have to remember it or enter it ...

QR codes are built into the modern internet experience. You point your phone at the square with a strange pattern, and it'll load a website on your phone, which will offer specific information. But ...

A vulnerability in Microsoft Authenticator for Android and iOS could expose login codes to malicious apps on the same device. Microsoft has released a patch. A newly discovered vulnerability in ...

Just how small can a QR code be? Small enough that it can only be recognized with an electron microscope. A research team at TU Wien, working together with the data storage technology company Cerabyte ...

Back in July, Google widely introduced a redesign of the Android QR code scanner, but then rolled it back. The updated interface is now starting to reappear. This is the QR code scanner available from ...