How to turn on data roaming? How to check if data roaming is turned on?

Your eSIM will not connect if Data Roaming is turned off.

To turn it on, follow the steps below:

On iPhone:

Go to Settings → Mobile Service (or Cellular)  → SIMs, select your new eSIM, and toggle Data Roaming ON.

 

On Android:

Go to Settings → Connections → Mobile Networks, and make sure Data Roaming is toggled ON.