How to reveal passwords in web browsers

There are tons of methods to do that and this is what I am using.

case 1:
password already saved in the browser

You can easily go in to browser settings and find out saved web passwords.


case 2:
Some passwords will not saved like this. I am not going to write why is that, but here is a example. 

Your internet password; which is saved in the router but you have to access via web browser. 

This is one method :-