[Outlook] (calendar) Add-ins not supported in Teams calendar (#5052)

* [Outlook] (calendar) Add-ins not supported in Teams calendar

* dates

* fix links

* Update docs/outlook/outlook-add-ins-overview.md

Co-authored-by: Sam Ramon <[email protected]>

---------

Co-authored-by: Sam Ramon <[email protected]>

Author: Rick-Kirkham

docs/includes/calendar-availability.md

@@ -0,0 +1 @@
+Add-ins that interact with the user's calendar, meetings, or appointments are available only if the user opens the calendar in Outlook, not Teams.

docs/outlook/outlook-add-ins-overview.md

@@ -1,7 +1,7 @@
 ---
 title: Outlook add-ins overview
 description: Outlook add-ins extend or customize the Outlook UI and are developed by Microsoft and partners using our web-based platform.
-ms.date: 07/18/2024
+ms.date: 02/19/2025
 ms.topic: overview
 ms.custom: scenarios:getting-started
 ms.localizationpriority: high
@@ -25,6 +25,9 @@ Outlook add-ins are different from COM or VSTO add-ins, which are older integrat
 
 The Outlook items that support add-ins include email messages, meeting requests, responses and cancellations, and appointments. Each Outlook add-in defines the context in which it is available, including the types of items and if the user is reading or composing an item.
 
+> [!NOTE]
+> [!INCLUDE [Calendar add-ins not available in Teams](../includes/calendar-availability.md)]
+
 [!INCLUDE [publish policies note](../includes/note-publish-policies.md)]
 
 ## Extension points

docs/outlook/outlook-addin-design.md

@@ -1,7 +1,7 @@
 ---
 title: Outlook add-in design
 description: Guidelines to help you design and build a compelling add-in, which brings the best of your app right into Outlook on the web, on Windows, on Mac, on Android, and on iOS.
-ms.date: 08/12/2021
+ms.date: 02/19/2025
 ms.topic: best-practice
 ms.localizationpriority: high
 ---
@@ -20,6 +20,9 @@ The best designed add-ins are simple to use, focused, and provide real value to
 
 Your add-in will be an extension of our experience and it's important to make sure the scenarios you enable feel like a natural fit inside Outlook. Think carefully about which of your common use cases will benefit the most from having hooks to them from within our email and calendaring experiences.
 
+> [!NOTE]
+> [!INCLUDE [Calendar add-ins not available in Teams](../includes/calendar-availability.md)]
+
 An add-in shouldn't attempt to do everything your app does. The focus should be on the most frequently used, and appropriate, actions in the context of Outlook content. Think about your call to action and make it clear what the user should do when your task pane opens.
 
 ### Make it feel as native as possible

docs/overview/office-add-ins.md

@@ -1,7 +1,7 @@
 ---
 title: Office Add-ins platform overview
 description:  Use familiar web technologies such as HTML, CSS, and JavaScript to extend and interact with Word, Excel, PowerPoint, OneNote, Project, and Outlook.
-ms.date: 07/25/2024
+ms.date: 02/19/2025
 ms.topic: overview
 ms.custom: scenarios:getting-started
 ms.localizationpriority: high
@@ -97,6 +97,9 @@ Users can run Outlook add-ins when they view, reply, or create emails, meeting r
 - Display contextually next to an Outlook item when you're viewing or composing it.
 - Perform a task when a specific event occurs, such as when a user creates a new message.
 
+> [!NOTE]
+> [!INCLUDE [Calendar add-ins not available in Teams](../includes/calendar-availability.md)]
+
 For an overview of Outlook add-ins, see [Outlook add-ins overview](../outlook/outlook-add-ins-overview.md).
 
 ### Create new objects in Office documents