How to Activate Airtel 4G For Free:<br /> Hiii this is JAYA from TELUGU TECH.<br />In this video how to activate airtel 4g sim from 3g/2g(already existing sim only).<br />STEP-1:<br />SEND AN TEXT MESG TO 121 LIKE THIS [SIM 20 digit number]<br />STEP-2:<br />SEND 1 TO ACTIVATE AIRTEL-4G SIM.<br />FOLLWS ON FACEBOOK-https://www.facebook.com/telugutech4u<br />SUBSCRIBE FOR MORE VIDEOS.
