qBittorrent reached the new major 4.1.0 release a few days ago. Here’s how to install it in Ubuntu 18.04, Ubuntu 17.10, Ubuntu 16.04.

qBittorrent 4.1.0 release highlights:

• Add “Coalesce reads & writes” checkbox in advanced options
• Smart Filter for RSS
• Possibility to configure at which speed a torrent is considered slow.
• When creating a torrent you can choose to preserve the file order
• A new, redesigned and refactored WebAPI
• Switch built-in Web UI html to HTML5
• Allow to disable Stacktrace support
• Various other Web UI improvements.
• Various code optimizations and bug-fixes. Read NEWS page for details.

How to Install qBittorrent 4.1 in Ubuntu:

The official qBittorrent PPA contains the latest packages for Ubuntu 16.04, Ubuntu 17.10, Ubuntu 18.04, and derivatives.

1. To add the PPA, open terminal either via Ctrl+Alt+T or searching “Terminal” from app launcher. When it opens, run:

sudo add-apt-repository ppa:qbittorrent-team/qbittorrent-stable

Type in your password (no visual feedback while typing due to security reason) when it prompts and hit Enter to continue.

2. To upgrade from a previous release, launch Software Updater and you’ll see qBittorrent available for upgrade after checking for updates.

Or run commands below to install /upgrade it from terminal:

sudo apt update && sudo apt install qbittorrent

3. (Optional) To uninstall the 4.1 release and revert to the stock version of qBittorrent in Ubuntu repository, do:

sudo apt install ppa-purge && sudo ppa-purge ppa:qbittorrent-team/qbittorrent-stable