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Modern Authentication is enabled by default. HKEY_CURRENT_USER\Software\Microsoft\Exchange\AlwaysUseMSOAuthForAutoDiscover It is recommended that users force Outlook to use Modern Authentication by setting the DWORD value of the following registry key to 1. HKCU\SOFTWARE\Microsoft\Office\15.0\Common\Identity\Versionįor more information, see Enable Modern Authentication for Office 2013 on Windows devices. HKCU\SOFTWARE\Microsoft\Office\15.0\Common\Identity\EnableADAL Modern Authentication can be enabled by setting the DWORD value to 1 in the following registry subkeys: Modern Authentication is not enabled by default. Users use Basic Authentication and may be prompted multiple times for credentials.Modern Authentication is not supported.
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Before you modify it, back up the registry for restoration in case problems occur.
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Serious problems might occur if you modify the registry incorrectly.
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