Before Android 13’s debut, it was reported that the system would gain a native QR code reader. Now, in Android 13 Developer Preview 2, we’ve been able to try out the new QR code reader on our device.

With a little casual hexadecimal memorization and pattern recognition skill, you can become a QR code-reading machine — no pesky computer required! The black and white boxes represent binary 1s and 0s ...

Do the barcodes or QR codes on my bank statements and utility bills carry any sensitive personal information? Diane Hunt, Burlington, Washington The alphanumeric characters stored in a barcode or QR ...