DownloadClientException: Failed to connect to qBittorrent, check your settings. QBittorrent Portable is available for immediate download from the qBittorrent Portable homepage.Mono version (if Sonarr is not running on Windows): 6.12.0.182

And it's in Format, so it automatically works with the Platform including the Menu and Backup Utility.

It supports upgrades by installing right over an existing copy, preserving all settings. QBittorrent Portable is packaged in a Installer so it will automatically detect an existing installation when your drive is plugged in. IP Filtering (eMule and PeerGuardian compatible).Advanced RSS support with download filters (inc.Available in ~25 languages (Unicode support).Advanced control over trackers, peers and torrents (queueing and prioritizing).Remote control through a Web user interface.All Bittorrent extensions: DHT, Peer Exchange, Full encryption, Magnet/BitComet URIs, etc.Per-category-specific search requests (e.g.Simultaneous search in most famous BitTorrent search sites.Well-integrated and extensible Search Engine.Update automatically or install from the portable app store in the Platform. And it's open source and completely free. It's packaged in Format so it can easily integrate with the Platform.

qBittorrent is a fast, lightweight bittorrent client with a familiar interface. A new version of qBittorrent Portable has been released.

QBittorrent 4.5.5 for windows instal