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Add software repositories
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<span style="color: #333">Ubuntu 21.10</span> » <a class="trail" href="index.html.te" title="Ubuntu Desktop Guide"><span class="media"><span class="media media-image"><img src="figures/ubuntu-logo.png" height="16" width="16" class="media media-inline" alt="Help"></span></span> Ubuntu Desktop Guide</a> » <a class="trail" href="addremove.html.te" title="Install & remove software">Add/remove software</a> » </div></div>
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<div class="hgroup pagewide"><h1 class="title"><span class="title">
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Add software repositories
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<div class="contents pagewide">
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Software is available from third-party sources, as well as from the default
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Ubuntu software repositories. If you want to install software from a
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third-party software repository, you must add it to Ubuntu's list of
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available repositories.
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</svg><div class="inner"><div class="region"><div class="contents">
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Only add software repositories from sources that you trust!
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Third-party software repositories are not checked for security or
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reliability by Ubuntu members, and may contain software which is harmful
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<div class="steps"><div class="inner"><div class="region"><ol class="steps">
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<li class="steps"><p class="p">
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Open <span class="app">Software & Updates</span> via the <span class="em">Activities</span> search bar.
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<li class="steps"><p class="p">
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Switch to the <span class="gui">Other Software</span> tab.
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Click <span class="gui">Add</span> and enter the APT line for the repository. This
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should be available from the website of the repository, and should look
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<span class="code">deb http://archive.ubuntu.com/ubuntu/ impish main</span>
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<li class="steps"><p class="p">
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Click <span class="gui">Add Source</span>. Enter your password in the Authenticate
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<li class="steps"><p class="p">
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Close the <span class="app">Software & Updates</span> window. <span class="app">Ubuntu Software</span> will then
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check your software sources for new software.
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<li class="steps"><p class="p">
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Most repositories provide a signing key to be able to verify downloaded packages.
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So in addition to the steps above, you should follow possible instructions on how to
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download and install the signing key (GPG key).
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</ol></div></div></div>
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<section id="canonical-partner"><div class="inner">
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<div class="hgroup pagewide"><h2 class="title"><span class="title">
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Activate the Canonical Partner repository
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<div class="region"><div class="contents pagewide">
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The Canonical Partner repository offers some proprietary applications
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that don't cost any money to use but are closed source. They include
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software like <span class="app">Adobe Flash Plugin</span>. Software in this
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repository will appear in <span class="app">Ubuntu Software</span> search results
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but won't be installable until this repository is enabled.
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To enable the repository, follow the steps above to open the <span class="gui">Other
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Software</span> tab in <span class="app">Software & Updates</span>. If you see the
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<span class="gui">Canonical Partners</span> repository in the list, make sure it is
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checked then close the <span class="app">Software & Updates</span> window. If you don't see it, click
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<span class="gui">Add</span> and enter:
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<span class="code">deb http://archive.canonical.com/ubuntu impish partner</span>
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Click <span class="gui">Add Source</span> then close the <span class="app">Software & Updates</span> window. Wait a
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moment for <span class="app">Ubuntu Software</span> to download the repository information.
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</div></section><section class="links" role="navigation"><div class="inner">
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<div class="hgroup pagewide"></div>
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<div class="contents pagewide">
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<div class="links guidelinks"><div class="inner">
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<div class="title"><h2><span class="title">మరింత సమాచారం</span></h2></div>
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<div class="region"><ul><li class="links ">
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<a href="addremove.html.te" title="Install & remove software">Install & remove software</a><span class="desc"> — Add and remove applications and other software. Handle
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additional software repositories.</span>
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<div class="links seealsolinks"><div class="inner">
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<div class="title"><h2><span class="title">ఇవి కూడా చూడండి</span></h2></div>
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<div class="region"><ul><li class="links ">
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<a href="addremove-ppa.html.te" title="Add a Personal Package Archive (PPA)">
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Add a Personal Package Archive (PPA)
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</a><span class="desc"> —
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Add PPAs to extend the software sources Ubuntu uses for
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installation and upgrades.
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<p style="padding-bottom: 0.4em">You can choose the <b>displayed language</b> by adding a language suffix to the web address so it ends with e.g. <tt>.html.en</tt> or <tt>.html.de</tt>.<br>
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If the web address has no language suffix, the preferred language specified in your web browser's settings is used. For your convenience:<br>
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[ <a title="English page version" href="#" onClick="englishPageVersion();">Change to English Language</a> |
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<p>The material in this document is available under a free license, see <a href="../../legal.html">Legal</a> for details.<br>
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For information on contributing see the <a href="https://wiki.ubuntu.com/DocumentationTeam">Ubuntu Documentation Team wiki page</a>.
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To report errors in this documentation, <a href="https://bugs.launchpad.net/ubuntu/+source/ubuntu-docs">file a bug</a>.</p>
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