<UpdateIdentity UpdateID="e42b7c3f-886f-4db1-93ed-b4995ccd65c0" RevisionNumber="100" /><Properties UpdateType="Detectoid" /><Relationships><Prerequisites><UpdateIdentity UpdateID="22bf57a8-4fe1-425f-bdaa-32b4f655284b" /></Prerequisites></Relationships><ApplicabilityRules><IsInstalled><b.RegKeyExists Key="HKEY_LOCAL_MACHINE" Subkey="Software\Microsoft\Real-Time Communications\{15548FF7-AB31-40B4-B7A2-946DED569F43}" /></IsInstalled></ApplicabilityRules>