1. Which internet service provider (ISP) do you use?
 
2. Do you see a brick wall in front of the blue world icon at the bottom of LW's interface? 
3. Try downlding a magnet link from here & tell us what happens such as speeds & connection status: 
http://www.magnetmix.com/video.shtml 
4. What type of connection do you have? 
5. What brand & model of modem & routers do you use? 
6. Which operating system are you using?