[oliver07]

Check that mobile data and data roaming are both activated. Check that your network provider has permission your device and plan for data roaming. Update the software on your device. Reboot your device. No, you can only activate eSIM when you are in your own country or from where you have got the sim. However, if you already have Jio eSIM activated on your smartphone with an active IR pack/ IR service you can use it in International Roaming.