Imagine that you have a Wi-Fi tablet that doesn’t support SIM cards, but you still want to make phone calls. Buying a new device just to say ‘hi’ to your grandmother doesn’t really seem like an ...

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 ...