Deluge BitTorrent client 1.3.15 was released a day ago with various fixes. Web UI users are highly recommended to upgrade to this release due to a security fix.

Deluge 1.3.15 changelog:

• Fix issues with displaying libtorrent single proxy.
• Fix libtorrent 1.2 trackers crashing Deluge UIs.
• Fix error in torrent priorities causing file priority mismatch in UIs.
• Gtk UI:
  • Configure gtkrc to use consistent button ordering on Windows.
  • Fix column sort state not saved in Thinclient mode.
  • Fix connection manager error with malformed ip.
  • Rename SystemTray/Indicator? ‘Pause/Resume? All’ to ‘Pause/Resume? Session’.
  • Workaround lt single proxy by greying out unused proxy types.
• Security fix for Web UI: Check render template files exist otherwise raise 404.
• Some plugin fixes. See the release note.

How to Install Deluge 1.3.15 in Ubuntu:

Deluge has an official PPA contains the latest packages for Ubuntu 14.04, Ubuntu 16.04, Ubuntu 16.10, Ubuntu 17.04, and their derivatives.

1. Open terminal via Ctrl+Alt+T or by searching for “Terminal” from start menu. When it opens, run command to add the PPA:

sudo add-apt-repository ppa:deluge-team/ppa

Type in your password when prompts and hit Enter.

2. If you have a previous release installed, upgrade Deluge using Software Updater after checking for updates:

Or run commands to check updates and install Deluge:

sudo apt-get update && sudo apt-get install deluge

In the command, you may replace deluge with deluge-web for web UI, or deluge-console for console UI, deluged for daemon.

How to Restore:

To restore to the stock version of Deluge BitTorrent client in your main Ubuntu repository, purge the PPA via command:

sudo apt-get install ppa-purge && sudo ppa-purge ppa:deluge-team/ppa

While Ubuntu 16.04 offers Deluge 1.3.12, the BitTorrent client has recently reached the 1.3.13 release with an extremely large set of bug fixes.

Deluge 1.3.13 now includes libtorrent 1.0.9 for all platforms. Python 2.6 is not supported for Windows. So if you were using py2.6 when you upgrade your 3rd party plugins will disappear from the plugins list.

For the full list of changes in Deluge 1.3.13, see this page.

How to install or upgrade Deluge in Ubuntu:

The official Deluge PPA has made the binary packages for Ubuntu 16.04, and also Ubuntu 14.04, Ubuntu 12.04, Ubuntu 16.10, and derivatives.

1. add PPA:

Open terminal and run the command:

sudo add-apt-repository ppa:deluge-team/ppa

Type in your password (no visual feedback) when it prompts and hit Enter.

2. Upgrade Deluge via Software Updater:

Or you can run the commands below in terminal to install the software for the first time:

sudo apt update && sudo apt install deluge

3. (Optional) For any reason, you can easily switch back to Deluge 1.3.12 by installing ppa-purge and purge the PPA.

sudo apt install ppa-purge && sudo ppa-purge ppa:deluge-team/ppa

Deluge Team has recently announced its BitTorrent client v1.3.8. Later the same day, Deluge 1.3.9 was released with a quick fix that was missed in the previous release.

Deluge is a full-featured ​BitTorrent client for Linux, OS X, Unix and Windows. It uses ​libtorrent in its backend and features multiple user-interfaces including: GTK+, web and console. It has been designed using the client server model with a daemon process that handles all the bittorrent activity. The Deluge daemon is able to run on headless machines with the user-interfaces being able to connect remotely from any platform.

Changes in Deluge 1.3.9:

• Fix every torrent is displayed twice in classic mode

Changes in Deluge 1.3.8:

Core:

• Emit FinishedEvent? after moving storage complete

• Fixes to mitigate fastresume corruption

GtkUI:

• Fix application startup failing with ‘cannot acquire lock’ error

• Fix the Queued Torrents ‘Clear’ button not properly clearing the list of torrent

• Fix updating core_config before setting default options

• Fix TypeError? if active workspace is None

• Nautilus window opens behind current window

• Fix showing the open_folder menuitem

• Suppress unimportant gnome warnings

• Optimized the updating of the torrent view

• Fixed Indicator icon label issue

• Fix listview error with new config

Other changes:

• WebUI: Ensure values are updated from config upon showing a plugin page

• Extractor: Add WebUI plugin page

• Extractor: Find 7-zip application path on Windows via registry

• Execute: Add a TorrentRemoved? event option

• Scheduler: Fix an ‘undefined this.scheduleCells’ error in javascript console

• Blocklist and Notifications: Add WebUI plugin page

• Console: Fix console parsing args

Install / Upgrade Deluge in Ubuntu:

The latest packages has been made into the Deluge Team PPA, available for Ubuntu 14.10, Ubuntu 14.04, Ubuntu 12.04, Ubuntu 10.04, and derivatives.

Press Ctrl+Alt+T on keyboard to open terminal. When it opens, run commands below one by one:

sudo add-apt-repository -y ppa:deluge-team/ppa

sudo apt-get update

sudo apt-get install deluge

Above commands will add the Deluge Team PPA and install the GTK version in your Ubuntu system. Once installed, start it from Unity dash or menu.

If you want to install the web UI, run the command below to install the daemon after added the PPA:

sudo apt-get update && sudo apt-get install deluge-web deluged

Start the daemon by running deluge-web & in terminal and go to localhost:8112 (or http://serverip:8112) in your web browser. The default password is deluge.

Also, you can install the console ui by installing the packages deluge-console and deluged.