This is how Jio, Airtel, BSNL, MTNL and Vodafone Idea users can control spam calls.
In today’s time, mobile users are most troubled by unwanted marketing calls. People are troubled with marketing calls and spam calls every day. However, Jio, Airtel, Vi (Vodafone Idea) and BSNL MTNL give you the option of Do Not Disturb i.e. DND (Do Not Disturb) service. After activating this service, you stop receiving marketing calls….