First, try resetting your router and or router/modem.
Try to disable your connection and reconnect after the router is reset.
You should be able to access your router from Internet Explorer just by typing in your IP. If you can do this, then its your connected to the router, but just simple can't connect to the internet.
If you want to port forward, google port forward on google and there is a site called portforward.com which will go through the steps on how to forward said port. Its fairly simple and you shouldn't need a 3rd party program to do it.
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