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19.
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To organise the software, Xubuntu repositories are categorised into four groups: <emphasis>Main</emphasis>, <emphasis>Restricted</emphasis>, <emphasis>Universe</emphasis>, and <emphasis>Multiverse</emphasis>. The rationale used to determine which software goes into which category is based on the level of support that software development teams provide for a program and the level of compliance the program has to the <ulink url="http://www.ubuntu.com/ubuntu/philosophy">Free Software Philosophy</ulink>.
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(no translation yet)
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Located in
add-applications/C/add-applications.xml:109(para)
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25.
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It is possible to add extra repositories, such as those provided by third parties or those for older version of Xubuntu.
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(no translation yet)
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Located in
add-applications/C/add-applications.xml:147(para)
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26.
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Be careful when installing software from third-party repositories. It may not have been tested with Xubuntu and could cause your system to break.
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(no translation yet)
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Located in
add-applications/C/add-applications.xml:153(para)
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27.
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Open <menuchoice><guimenu>Applications</guimenu><guisubmenu>System</guisubmenu><guimenuitem>Software Sources</guimenuitem></menuchoice> and press <guilabel>Third Party Software</guilabel>.
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(no translation yet)
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Located in
add-applications/C/add-applications.xml:162(para)
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32.
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You will be notified that the information about available software is out-of-date. Press <guibutton>Reload</guibutton>.
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(no translation yet)
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Located in
add-applications/C/add-applications.xml:186(para)
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34.
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Once you have downloaded the GPG key, import the key by selecting the <guilabel>Authentication</guilabel> tab, clicking on <guibutton>Import Key File</guibutton>, and then selecting the GPG key to be imported.
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(no translation yet)
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Located in
add-applications/C/add-applications.xml:202(para)
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35.
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Why are there several different Xubuntu update repositories?
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(no translation yet)
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Located in
add-applications/C/add-applications.xml:213(title)
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36.
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The Update Manager automatically finds software updates for your computer when they are available. It regularly gathers information on potential updates from a number of online update sources.
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(no translation yet)
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Located in
add-applications/C/add-applications.xml:214(para)
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37.
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If you click <menuchoice><guimenu>Applications</guimenu><guisubmenu>System</guisubmenu><guimenuitem>Software Sources</guimenuitem></menuchoice> and select the <guilabel>Updates</guilabel> tab, you will notice that four update sources are available. An explanation for each of these is provided below:
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(no translation yet)
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Located in
add-applications/C/add-applications.xml:219(para)
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38.
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<emphasis role="strong">Important security updates:</emphasis> Updates which fix critical security flaws are made available through this source. It is recommended that all users leave this source enabled (it should be enabled by default).
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(no translation yet)
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Located in
add-applications/C/add-applications.xml:227(para)
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