Regulator says 140 series filtered 148 crore promotional calls as 730 crore SMS were also blocked
The review will examine 5G network slicing, QoS and evolving internet services
Upgraded app adds star ratings, coverage tests and real-time feedback to help improve telecom networks
Apex court overturns TDSAT ruling limiting regulator's jurisdiction
Regulator says 'Frequently Blocked' tag could undermine trust in genuine calls
