QR codes probably aren’t something you use on a daily basis, but they are incredibly useful when you need them. If you’re a big WhatsApp fan, you can now use QR codes to import contacts into the ...

WhatsApp is testing an easier way to add a contact, or share your own contact details with someone else: using a personal QR code … Adding a new WhatsApp contact is both awkward and counterintuitive ...

QR codes have become an everyday occurrence for a lot of things we encounter, but multiple federal agencies are urging ...