P2P(peer to peer) is a famous way to get files into your hand.To download using a Bittorrent technology you defenitely need a bittorrent client.Agood example of a bittorrent client is Utorrent,Bitcomet and Azureus .

To setting Utorrent,first you need to download a patch for Windows.Windows had limited the connection to 10 so you need to get this patch.Get it here.Then you must optimize your upload rate.Test speed here to know your upload/download speed.After that divide your upload speed to 8.Then you need to portforwarding.Forward your port here. Follow all of its instructions.To get a fast speed you must make sure that it had a lot of peer as it can affect your
download speed.The most important thing is pleeeeeez seed back what you had downloaded!