Until now, only private telecom companies like Reliance Jio, Airtel, and Vodafone Idea (Vi) offered e-SIM services. However, now the state-owned telecom company BSNL has also launched its eSIM service ...

These two ways of connecting your phone to a cellular network are very different. We tell you about each and how you can switch from one to another. I started my career with CNET all the way back in ...