What exactly is an eSIM QR code?

An eSIM QR code is a machine-readable image containing the activation data needed to download and install an eSIM profile onto a compatible device. When scanned, it securely delivers network credentials and configuration details to your phone, kicking off the provisioning process. What exactly is encoded in there? Let’s just say it’s the digital equivalent of a secret handshake—and we’re not giving it away that easily.

Updated on: 07/05/2025