Bharti Airtel has reported a profit surge to ₹9,015 crore in the September quarter. Average revenue per user increased to ₹271, widening the lead over Reliance Jio. The company missed analyst profit estimates due to high network operating costs impacting margins. Bharti Airtel added 1.2 million postpaid customers during this quarter but faced subscriber growth challenges. Overall revenue rose 16.7% year-on-year, indicating strong performance despite competitive pressures.