If you want to connect your account to myfxbook use the following steps.
At the top of myfxbook.com select Portfolio and then click 'Add Account'.
You should now see a display similar to this one.
Now click 'Add Account', and you will see a drop down selector menu.
Select 'MetaTrader4 (Auto Update)' as shown below.
Next fill out the form with your account information, and then click 'Create Account'.
After a minute or so, the system should process your account and it should generate your stats page for you.
If it looks too good to be true, it's probably a scam! Let the buyer beware.