AIRTEL 20GB CODE WORKING FINE
=> First dial *442# after that, switch off your phone, for 6 minutes, then on it back,
and then send smart to 141, dont bother about their reply, change your date to
7th of august 2017 and then update it immediately wait for 24hrs for the gb to
enter your phone!
=> => =>
its tested and trusted, its for both new and old sims
Another Airtel 20gb Code→No TWEAKING.