Browse locally with the *Synaptic Package Manager*:

Search on titles and descriptions of packages with the **Search** button.

Search the Internet for alternatives to other software.

Ask a friend who is knowledgeable about Linux.

Search the [Debian website](https://www.debian.org/distrib/packages#search_packages).

<p>The packages included in Tails are carefully tested for security.
Installing additional packages might break the security built into Tails. For
example, installing OpenVPN might modify the firewall rules that Tails uses to
force network traffic to go through Tor.</p>

Some software might, for example, modify the firewall and break the security built into Tails. But other software like games or office tools are probably fine.

[[Emailing and reading news with Thunderbird|doc/anonymous_internet/thunderbird]]

[*VLC*](https://www.videolan.org/vlc/), a multimedia player with advanced features.

[*Pitivi*](https://www.pitivi.org/), a video editor.

[*Mumble*](https://www.mumble.info/), a voice chat application.

[*Calibre*](https://calibre-ebook.com/), an EPUB reader and library manager.

[*GtkHash*](https://gtkhash.org/), a utility to calculate the checksum of files.

Click **Search** and search for the name of the package.

Right-click (on Mac, click with two fingers) on the name of the package in the search results and choose **Mark for Installation**.

*Synaptic* calculates the additional changes for your package to work. Click **Mark** to confirm those changes.

Click **Apply** to download, install, and configure the package.

If you choose **Install Every Time**, the package is saved in the Persistent Storage and will be reinstalled automatically every time you start Tails.

If you choose **Install Only Once**, the package is also saved in the Persistent Storage but won't be reinstalled automatically every time you start Tails.

Configure the application to use Tor as a proxy with the following parameters: