Massachusetts on Monday launched an online website where residents can obtain a QR code to show proof that they have been vaccinated against COVID-19. The QR code can be scanned at various ...

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.

Maybe you’ve been nervously carrying your COVID-19 vaccine card for months, worried you'll lose it. Maybe you’ve already misplaced it and had to request a new one. Worries and hassle, be gone: you can ...

You don't need your phone to open a QR code. You probably already know how to scan a QR code with your phone. It's simple enough: just open the camera app, point your phone at the code, and tap the ...

You can scan a QR code directly from your iPhone — you don’t need to download a third-party app to get the information you need. Apple even gives you three ways ...

If you find it inconvenient to share your Android phone’s hotspot details manually, you can create a QR code that others can scan from their devices to connect to your hotspot. It's easier than you ...

The last two years have been something of a renaissance for QR codes in the United States. Brands across industries were forced to embrace them to deliver products and services in contact-free ways.

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