Airtel added 4.3 million mobile subscribers in November 2020. TRAI released its data for November 2020 showing Airtel beat Jio in the new subscribers race once again for the fourth consecutive month.

source https://gadgets.ndtv.com/telecom/news/airtel-subscribers-november-2020-jio-4-3-million-trai-2359795#rss-gadgets-all