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[[!meta title="Installing additional software"]]
Which additional software can I install in Tails?
Tails includes a [[limited set of applications|doc/about/features]] but you can install more software.
This software is distributed in packages that are made available from the Debian repositories, which are similar to an app store.
To know which packages are available in Debian:
Browse locally with the <span class="application">Synaptic Package Manager</span>:
[[Set up an administration password |first_steps/welcome_screen/administration_password]] when you start Tails.
Choose <span class="menuchoice"> <span class="guimenu">Applications</span>&nbsp;▸ <span class="guisubmenu">System Tools</span>&nbsp;▸ <span class="guimenuitem">Synaptic Package Manager</span></span>.
Wait until <span class="application">Synaptic</span> finishes downloading new package information from the Debian servers.
You can:
Browse the packages by sections from the left sidebar.
Search on titles and descriptions of packages with the <span class="bold">Search</span> button.
- Search the Internet for alternatives to other software.
For example: "*debian alternatives to photoshop*".
- Ask a friend who is knowledgeable about Linux.
- Search the [Debian website](https://www.debian.org/distrib/packages#search_packages).
<a id="warning"></a>
Be careful about what you install
<p>The packages included in Tails are carefully tested for security.
Installing additional packages might break the security built in Tails. For
example, installing OpenVPN might modify the firewall rules that Tails uses to
force network traffic to go through Tor. So, be careful with what you
If you are unsure: