How 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 important call. On some occasions, you also end up missing important calls due to spam callsIn addition to unwanted marketing calls, you may also be getting calls from people pretending to be from your bank, asking you for your account details or card details to dupe you.So, the question is, how do you block spam calls?There are several ways in which you can block and report spam calls.Solution 1: Activating DND on your numberYou can block all spam calls and messages by activating DND on your number. Just follow these simple steps:Open the Messaging app on your phone.Create a new message and type START 0.Send it to 1909.Messages

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