Arjun Sharmaarjungsharma.hashnode.dev·Aug 2, 2022How to block spam calls and register DND on Jio, Airtel and VodafoneHow to block spam calls and register DND on Jio, Airtel and Vodafone Telemarketing calls and other spam calls can turn irritating after a certain point. This becomes a major issue, especially when you have a busy day or when you are expecting an impo...60 readsairtel
