To activate your eSIM using a QR code, follow these steps: Obtain the QR code from your wireless carrier. On your iPad, navigate to Settings > Cellular Data > Add Cellular Plan.

There are plenty of ways to scan QR codes on a laptop, but you may not realize how easy it is to do with a little help from software or apps.

When it comes to sharing information quickly and efficiently, QR codes are most people's first choice, and for good reason. You can store pretty much anything in a QR ...