BSNL: A Practical Guide to Bharat Sanchar Nigam Limited Services and Digital Platforms is a complete beginner-friendly guide designed to help readers understand and use BSNL services effectively in the modern digital era. This book explains the history and growth of BSNL along with detailed coverage of mobile networks, prepaid and postpaid services, Bharat Fiber broadband, landline connections, Wi-Fi hotspots, IPTV, and international roaming. Readers will learn how to use the BSNL Selfcare Portal and mobile app, create accounts, recharge services, pay bills, configure routers, and manage broadband installations. The guide also covers enterprise solutions, SIM replacement, mobile number portability, cybersecurity awareness, digital payment security, and customer care support. Special sections explain BSNL’s role in rural connectivity, online learning, and remote work. This practical manual is useful for students, professionals, businesses, and everyday users seeking reliable knowledge about BSNL’s telecom and digital services in India.