How To Block Spam Calls on Airtel, Vodafone-Idea, Reliance Jio and other networks

Telemarketing, spam, and scam calls have become very common these days. Most
of the time we all face such calls like this!.

Method 1: Using SMS

1. Open the 'Messaging app' on your Mobile. 


2. Create a new message 


3. Type START 0 (all in caps letter) 


4. Send the message to 1909

Method 2: Using call

1. Open the dialer of your mobile. 


2. Dial 1909 and make a Call 


3. 
   Follow the instruction to activate the DND  (Do Not Disturb) Services.