- Open Settings > Connections (or Network & Internet) > SIM Manager, then tap Add eSIM.
- Choose Scan QR code and point the camera at the activation email, or paste the activation code manually.
- Name the line “Flex travel data” so it is easy to spot alongside your primary SIM.
- Select the Flex line under Mobile Data and enable Data Roaming. Leave Calls/SMS on your home SIM if you prefer.
- If prompted for APN settings, go to Connections > Mobile Networks > Access Point Names and enter the values from the Flex app.
- Save the APN, select it, and toggle the line once more to finish.
