source: vbox/trunk/doc/manual/en_US/man_VBoxManage-updatecheck.xml

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<!--
    manpage, user manual, usage: VBoxManage updatecheck
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<refentry id="vboxmanage-updatecheck" lang="en">
  <refentryinfo>
    <pubdate>$Date: 2023-04-21 21:59:02 +0000 (Fri, 21 Apr 2023) $</pubdate>
    <title>VBoxManage updatecheck</title>
  </refentryinfo>

  <refmeta>
    <refentrytitle>VBoxManage-updatecheck</refentrytitle>
    <manvolnum>1</manvolnum>
  </refmeta>

  <refnamediv>
    <refname>VBoxManage-updatecheck</refname>
    <refpurpose>Checks for a newer version of VirtualBox</refpurpose>
    <refclass>&product-name;</refclass>
  </refnamediv>

  <refsynopsisdiv>
    <cmdsynopsis id="synopsis-vboxmanage-updatecheck-perform"> <!-- The 'id' is mandatory and must start with 'synopsis-'. -->
      <command>VBoxManage updatecheck perform</command>
      <arg>--machine-readable</arg>
    </cmdsynopsis>
    <cmdsynopsis id="synopsis-vboxmanage-updatecheck-list">
      <command>VBoxManage updatecheck list</command>
        <arg>--machine-readable</arg>
    </cmdsynopsis>
    <cmdsynopsis id="synopsis-vboxmanage-updatecheck-modify">
      <command>VBoxManage updatecheck modify</command>
      <group>
        <arg choice="plain">--disable</arg>
        <arg choice="plain">--enable</arg>
      </group>
      <arg>--channel=<replaceable>stable | withbetas | all</replaceable></arg>
      <arg>--frequency=<replaceable>days</replaceable></arg>
    </cmdsynopsis>
  </refsynopsisdiv>

  <refsect1 id="vboxmanage-updatecheck-description">
    <title>Description</title>

    <para>The <command>updatecheck</command> subcommand is used to check if a newer
    version of VirtualBox is available.  The two subcommand options of <command>updatecheck</command>
    are used for modifying or viewing the settings associated with checking for a newer version
    of VirtualBox.</para>

    <refsect2 id="vboxmanage-updatecheck-perform">
      <title>updatecheck perform</title>
      <remark role="help-copy-synopsis"/>
      <para>
        Checks if a newer version of VirtualBox is available.
      </para>
      <variablelist>
        <varlistentry>
          <term><option>--machine-readable</option></term><listitem><para>Machine readable output.</para></listitem>
        </varlistentry>
      </variablelist>
    </refsect2>

    <refsect2 id="vboxmanage-updatecheck-list">
      <title>updatecheck list</title>
      <remark role="help-copy-synopsis"/>
      <para>
        Displays the current settings used for specifying when to check for a newer version of VirtualBox.
      </para>
      <variablelist>
        <varlistentry>
          <term><option>--machine-readable</option></term><listitem><para>Machine readable output.</para></listitem>
        </varlistentry>
      </variablelist>
    </refsect2>

    <refsect2 id="vboxmanage-updatecheck-modify">
      <title>updatecheck modify</title>
      <remark role="help-copy-synopsis"/>
      <para>
        Modifies the settings used for specifying when to check for a newer version of VirtualBox.
      </para>
      <variablelist>
        <varlistentry>
          <term><option>--enable</option></term><listitem><para>Enable the update check service.</para></listitem>
        </varlistentry>
        <varlistentry>
          <term><option>--disable</option></term><listitem><para>Disable the update check service.</para></listitem>
        </varlistentry>
        <varlistentry>
          <term><option>--channel=stable | withbetas | all</option></term>
          <listitem><para>The preferred release type used for determining whether a newer version of VirtualBox is available.  The default is 'stable'.</para>
          <variablelist>
            <varlistentry>
             <term><option>stable</option></term>
             <listitem><para>Checks for newer stable releases (maintenance and minor releases within the same major release) of VirtualBox.</para> </listitem>
            </varlistentry>
            <varlistentry>
             <term><option>all</option></term>
             <listitem><para>Checks for newer stable releases (maintenance and minor releases within the same major release) and major releases of VirtualBox.</para></listitem>
            </varlistentry>
            <varlistentry>
             <term><option>withbetas</option></term>
             <listitem><para>Checks for newer stable releases (maintenance and minor releases within the same major release), major releases, and beta releases of VirtualBox.</para></listitem>
            </varlistentry>
          </variablelist>
          </listitem>
        </varlistentry>
        <varlistentry>
          <term><option>--frequency=days</option></term>
          <listitem><para>Specifies how often in days to check for a newer version of VirtualBox.</para></listitem>
        </varlistentry>
        <varlistentry>
          <term><option>--proxy-mode=system | manual | none</option></term>
          <listitem><para>Specifies the proxy mode to use.</para></listitem>
        </varlistentry>
        <varlistentry>
          <term><option>--proxy-url=&lt;address&gt;</option></term>
          <listitem><para>Specifies the proxy address to use. Set to empty string to clear proxy address.</para></listitem>
        </varlistentry>
      </variablelist>
    </refsect2>

  </refsect1>

</refentry>