DoT’s CEIR service live across the country: How it works and steps to block your lost phone

DoT launched its Central Equipment Identity Registry (CEIR) service in 2019 for regions like Dadra & Nagar Haveli, Goa and Maharashtra. The service was then extended to Delhi in the next month of its launch. Now, the service has been made available across the country. But, what exactly is CEIR? How it works and how to use it to block a lost or stolen phone. We have explained everything you need to know about CIER. Read on.