Step For WIfi Hacking :
1. Download Wps Wpa Tester From Playstore.
2.Open Wps Wpa Tester And Turn On Wifi And Agree Term And Conditions.
3. Now you can See Nearest Available Wifi Now Click On Any Wifi want you to hack
4.Now click on Connect automatic pin If your Connec automatic pin not work than click on custom pin and choose any pin
5.Now Your Wifi is Successfully Connected.
Now there is two Conditions apply first of your phone is root than you can see passwords, second if your phone is not root than you can wifi Connect Successfully but you can't see passwords.
Note :- This Trick Is For Only Education Purpose not for harm any person or institution
I hope this article is helpful for you if you have any questions or suggestions than put on comment box.