µTorrent Settings for version 2.2.0 and newer version.
µTorrent Settings for older versions than 2.2.0
Options => Preferences
Connection
Port used for incoming connections [ Set one between 20000 - 65000 ]
Uncheck Enable UPnP Port Mapping
Check Add uTorrent to Windows Firewall exceptions
Bittorrent
Global maxim number of connections [ 500 ]
Maximum number of connected peers per torrent [ 200 ]
Number of upload slots per torrent [ 200 ]
Uncheck Enable DHT Network
Uncheck Enable DHT for new torrents
Uncheck Enable Peer Exchange
Outgoing: select Enabled
Check Allow incoming legacy connections
Queueing
Maximum number of active torrents [ 100 ]
Maximum number of active downloads [ 100 ]
Advanced
net.low_cpu = false
net.max_halfopen = 43
peer.disconnect_inactive_intervall = 500
diskio.sparse_files = true
peer.lazy_bitfield=true