need configuration detail step by step, please help

[cool4sure]

Hi guys,
i just download the app " Meg tv"on my Mygica 1800e. but i have few confusion about getting it configure,
question 1: how to set Portal?

Question 2: what STD Model i should select...i mean should i select mag 250? .....or mag 260...... how do i know. which one i need to select.

Question 3:" in portal setting", does this portal is internal or not? do i need to enable the internal portal option ......or not? if i need to enable then where to find internal portal URL in the papiao email i got for my order? does it different from portal URL or not?

Question 4: in portal setting the last item is " select portal start file" what is this and what to do with it. when we click on it it give so may options please advice.

please if some one can upload a pic step by step or video on you tube that will be great help. i try to fine video on you tub but there is no one available

[cool4sure]

Any one .,...... Please help.