What is a QR code? A QR code (short for Quick Response code) is a two-dimensional barcode that can be read by your smartphone camera. QR codes provide quick access to product information, promotions ...

There are multiple ways to scan a QR code with your Samsung phone, whether you use a budget device or one of the top foldable Android phones. However, some methods can be unreliable, causing you to ...

There are several reasons why your Pixel 8’s QR code scanner might stop working suddenly. It could be a temporary glitch with the Camera app, an issue with lighting conditions, or even a dirty camera ...

Posts from this topic will be added to your daily email digest and your homepage feed. You don’t need an app for this —your phone can do it already. You don’t need an app for this —your phone can do ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

Your smartphone is full of surprises. There’s an app if you want to use your phone as a magnifying glass or scanner. Tap or click here for hidden apps on your smartphone and how to find them.