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+<section xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="sec-instaling-virtualbox-guest">
+  <title>Installing in a VirtualBox guest</title>
+  <para>
+    Installing NixOS into a VirtualBox guest is convenient for users who
+    want to try NixOS without installing it on bare metal. If you want
+    to use a pre-made VirtualBox appliance, it is available at
+    <link xlink:href="https://nixos.org/nixos/download.html">the
+    downloads page</link>. If you want to set up a VirtualBox guest
+    manually, follow these instructions:
+  </para>
+  <orderedlist numeration="arabic">
+    <listitem>
+      <para>
+        Add a New Machine in VirtualBox with OS Type &quot;Linux / Other
+        Linux&quot;
+      </para>
+    </listitem>
+    <listitem>
+      <para>
+        Base Memory Size: 768 MB or higher.
+      </para>
+    </listitem>
+    <listitem>
+      <para>
+        New Hard Disk of 8 GB or higher.
+      </para>
+    </listitem>
+    <listitem>
+      <para>
+        Mount the CD-ROM with the NixOS ISO (by clicking on CD/DVD-ROM)
+      </para>
+    </listitem>
+    <listitem>
+      <para>
+        Click on Settings / System / Processor and enable PAE/NX
+      </para>
+    </listitem>
+    <listitem>
+      <para>
+        Click on Settings / System / Acceleration and enable
+        &quot;VT-x/AMD-V&quot; acceleration
+      </para>
+    </listitem>
+    <listitem>
+      <para>
+        Click on Settings / Display / Screen and select VMSVGA as
+        Graphics Controller
+      </para>
+    </listitem>
+    <listitem>
+      <para>
+        Save the settings, start the virtual machine, and continue
+        installation like normal
+      </para>
+    </listitem>
+  </orderedlist>
+  <para>
+    There are a few modifications you should make in configuration.nix.
+    Enable booting:
+  </para>
+  <programlisting language="bash">
+boot.loader.grub.device = &quot;/dev/sda&quot;;
+</programlisting>
+  <para>
+    Also remove the fsck that runs at startup. It will always fail to
+    run, stopping your boot until you press <literal>*</literal>.
+  </para>
+  <programlisting language="bash">
+boot.initrd.checkJournalingFS = false;
+</programlisting>
+  <para>
+    Shared folders can be given a name and a path in the host system in
+    the VirtualBox settings (Machine / Settings / Shared Folders, then
+    click on the &quot;Add&quot; icon). Add the following to the
+    <literal>/etc/nixos/configuration.nix</literal> to auto-mount them.
+    If you do not add <literal>&quot;nofail&quot;</literal>, the system
+    will not boot properly.
+  </para>
+  <programlisting language="bash">
+{ config, pkgs, ...} :
+{
+  fileSystems.&quot;/virtualboxshare&quot; = {
+    fsType = &quot;vboxsf&quot;;
+    device = &quot;nameofthesharedfolder&quot;;
+    options = [ &quot;rw&quot; &quot;nofail&quot; ];
+  };
+}
+</programlisting>
+  <para>
+    The folder will be available directly under the root directory.
+  </para>
+</section>