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The information in this specification is applicable to the following Microsoft products or supplemental software. References to product versions include updates to those products.
Microsoft Office 2013
Microsoft Project 2013
Microsoft Visio 2013
Microsoft Exchange Server 2013
Microsoft Office 2016
Microsoft Project 2016
Microsoft Visio 2016
Microsoft Exchange Server 2016
Microsoft Office 2019
Microsoft Project 2019
Microsoft Visio 2019
Microsoft Exchange Server 2019
Microsoft Office 2021
Microsoft Project 2021
Microsoft Visio 2021
Microsoft Office LTSC 2024
Microsoft Visio LTSC 2024
Microsoft Project 2024
Microsoft Exchange Server Subscription Edition
Exceptions, if any, are noted in this section. If an update version, service pack or Knowledge Base (KB) number appears with a product name, the behavior changed in that update. The new behavior also applies to subsequent updates unless otherwise specified. If a product edition appears with the product version, behavior is different in that product edition.
Unless otherwise specified, any statement of optional behavior in this specification that is prescribed using the terms "SHOULD" or "SHOULD NOT" implies product behavior in accordance with the SHOULD or SHOULD NOT prescription. Unless otherwise specified, the term "MAY" implies that the product does not follow the prescription.
<1> Section 2.2.177: These complex types are only supported in Microsoft Outlook 2021 and later versions.
<2> Section 2.2.177: These complex types are only supported in Outlook 2021 and later versions.
<3> Section 2.2.189: This is applicable to Outlook 2021 and later.
<4> Section 2.2.234: This is applicable to Outlook 2021 and later.
<5> Section 2.2.234: This is not applicable to Microsoft Outlook.
<6> Section 2.2.235: This is applicable to Outlook 2021 and later.
<7> Section 2.2.236: This is applicable to Outlook 2021 and later.
<8> Section 2.2.237: This is applicable to Outlook 2021 and later.
<9> Section 2.2.238: This is applicable to Outlook 2021 and later.
<10> Section 2.2.239: This is applicable to Outlook 2021 and later.
<11> Section 2.2.240: This is applicable to Outlook 2021 and later.
<12> Section 2.2.241: This is applicable to Office 2021 and later.
<13> Section 2.2.245: This complex type is only supported in Microsoft Outlook LTSC 2024 and later.
<14> Section 2.2.246: This complex type is only supported in Outlook 2024 LTSC and later.
<15> Section 2.3.67: This is applicable to Outlook 2021 and later.