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<section xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink"
xmlns:xi="http://www.w3.org/2001/XInclude"
version="5.0"
xml:id="sec-booting-from-usb">
<title>Booting from a USB Drive</title>
<para>For systems without CD drive, the NixOS livecd can be booted from
a usb stick. For non-UEFI installations,
<link xlink:href="http://unetbootin.sourceforge.net/">unetbootin</link>
will work. For UEFI installations, you should mount the ISO, copy its contents
verbatim to your drive, then either:
<itemizedlist>
<listitem>
<para>Change the label of the disk partition to the label of the ISO
(visible with the blkid command), or</para>
</listitem>
<listitem>
<para>Edit <filename>loader/entries/nixos-livecd.conf</filename> on the drive
and change the <literal>root=</literal> field in the <literal>options</literal>
line to point to your drive (see the documentation on <literal>root=</literal>
in <link xlink:href="https://www.kernel.org/doc/Documentation/kernel-parameters.txt">
the kernel documentation</link> for more details).</para>
</listitem>
</itemizedlist>
</para>
</section>
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