1. Copy and paste the following into the address bar (the URL bar): opera:config#BitTorrent|Enable
2. Unselect ?Enable?.
3. Click ?Save?.
To use another BitTorrent client with Opera:
1. Go to Tools > Preferences > Advanced > Downloads.
2. Unselect ?Hide file types opened with Opera?.
3. Type ?torrent? in the Quick find box .
4. Double-click the line that looks like this: application/x-bittorrent torrent.
5. Select ?Open with default application? .
6. Click ?OK? .