How to 🤔 Activate/ Deactivate Do Not Disturb (DND) Services ⚙ for All Network 🗼 Prepaid and Postpaid (Airtel, Vodafone, Tata Docomo, Idea, Aircel, Reliance, Jio, BSNL) 2018

If I’m sleeping 😴 or doing any important and if my phone rings and it shows a call from customer care or advertisement SMS, believe me, I get very angry 😤 at that time. They really don’t care about our time or privacy...