QR codes are cool, but they haven't quite caught on en masse yet, because finding cool uses for them have been challenging. One popular use for QR codes is printing them on business cards. Sharon ...

Are you tired of others accessing your Netflix profile and messing up your recommendations or altering your watchlist? Or maybe you want to ensure your kids can't watch mature content? If so, using a ...

You can add contacts to WhatsApp by manually entering them in Chats, or scanning the QR code from their WhatsApp profile. You can also import contacts from your phone to WhatsApp. When entering ...