<div class="content"><p>The IUpdateService::IsRegisteredWithAU (opnum 12) method
retrieves whether the <span><a href="750e8355-177c-4a51-bab8-927c813819c8#gt_1692cfd4-4b1d-4566-9820-8171465bbc4b" data-linktype="relative-path">update service</a></span> is
registered with the <span><a href="750e8355-177c-4a51-bab8-927c813819c8#gt_b1d92af1-3c57-42f7-936f-8c56fb75e818" data-linktype="relative-path">automatic update agent</a></span>.</p><dl>
<dd>
<div><pre> HRESULT IsRegisteredWithAU(
   [out, retval] VARIANT_BOOL* retval
 );
</pre></div>
</dd></dl><p><b>retval: </b>MUST be set either to VARIANT_TRUE if
the service is registered with the automatic update agent or to VARIANT_FALSE
if not.</p><p><b>Return Values: </b>The method MUST return
information in an <b>HRESULT</b> data structure. The severity bit in the
structure identifies the following conditions:</p><ul><li><p><span><span>  </span></span>If
the severity bit is set to 0, the method completed successfully.</p>
</li><li><p><span><span>  </span></span>If
the severity bit is set to 1, the method failed and encountered a fatal error.</p>
</li></ul><p><b>Exceptions Thrown:</b> No exceptions are thrown beyond
those thrown by the underlying RPC protocol <span><a href="../ms-rpce/290c38b1-92fe-4229-91e6-4fc376610c15" data-linktype="relative-path">[MS-RPCE]</a></span>.</p><p>This method SHOULD return the value of the <b>IsRegisteredWithAU</b>
ADM element. </p></div>