If you are an Airtel subscriber, you can activate the eSIM functionality provided you have a compatible device. As mentioned, recent flagship phones from Samsung, Apple, Google, Motorola Razr 5G, and Motorola Razr (2019) are part of the compatibility list. For converting your physical SIM to eSIM, follow the simple steps below.

source https://gadgets.ndtv.com/how-to/features/how-to-activate-your-airtel-esim-step-by-step-guide-postpaid-prepaid-users-2520897#rss-gadgets-all