Process: Step 1 : 1st you have to root your mobile. To root your mobile comments below or call me. I will send u easy (without pc) root method by mail.
Step 2: Now download root checker from play store. Check your device rooted successfully or not.
Step 3 : This is last step. now you have to install wifi password recovery from play store. This app will show u all of connected wifi password.
Special Note: As a service charge Dirhams 100 You have to pay for root per device.