Loot: 300 Mb Airtel Data for All Users without Downloading anything

Loot
Airtel is offering 300mb (3×100mb) free data to all users without downloading any app which was previous on downloading 4 apps getting 100 mb each.
Steps to follow:
1. Download official airtel app https://play.google.com/store/apps/details/id=com.myairtelapp
2. signup and on the homepage you will see in banner passing ‘grab 300mb free data’
3. click on banner and you will instantly receive 100mb credited to your number with 7 days validity.
Note: working for those also you have already availed the download app offers.
It’s night data valid between 12-6 am only.