PLS HELP ME... ICAN'T DOWNLOAD AT ALL - 'A firewall/router is limiting your network traffic. You need to open up a port so others can connect to you' - Troubleshooting - µTorrent
Not connectable - Troubleshooting - µTorrent Community Forums
μTorrent Pro Tips: Understanding Firewalls, UPnP and NAT-PMP
Utorrent just idle, nothing happens. - Troubleshooting - µTorrent Community Forums
bitcomet_options [BitComet Wiki]
uTorrent tweaking is meaningless
How to Increase uTorrent Download Speeds: 11 Quick Tricks