From 528c8f7f045bea834f6b857d327b41ce394d20a1 Mon Sep 17 00:00:00 2001 From: Sam Ramon <15154970+samantharamon@users.noreply.github.com> Date: Fri, 26 Sep 2025 14:36:32 -0700 Subject: [PATCH] Add updated API to preview page --- .../outlook-requirement-set-preview.md | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) diff --git a/docs/requirement-sets/outlook/preview-requirement-set/outlook-requirement-set-preview.md b/docs/requirement-sets/outlook/preview-requirement-set/outlook-requirement-set-preview.md index d2134773c..cc2db5561 100644 --- a/docs/requirement-sets/outlook/preview-requirement-set/outlook-requirement-set-preview.md +++ b/docs/requirement-sets/outlook/preview-requirement-set/outlook-requirement-set-preview.md @@ -1,7 +1,7 @@ --- title: Outlook add-in API preview requirement set description: Features and APIs that are currently in preview for Outlook add-ins. -ms.date: 03/11/2025 +ms.date: 09/26/2025 ms.topic: whats-new ms.localizationpriority: medium --- @@ -75,6 +75,20 @@ Added a new property that represents if an appointment is an all-day event. --- +### Store even more custom data for a mail item during an Outlook session + +#### [Office.context.mailbox.item.sessionData.setAsync](/javascript/api/outlook/office.sessiondata?view=outlook-js-preview&preserve-view=true#outlook-office-sessiondata-setasync-member) + +Updated the `SessionData` object limit to 2,621,440 characters. + +**Available in**: Classic Outlook on Windows (Microsoft 365 subscription) + +
+ +--- + +--- + ### Temporarily set the body or subject displayed in read mode #### [Office.context.mailbox.item.display](/javascript/api/outlook/office.messageread?view=outlook-js-preview&preserve-view=true#outlook-office-messageread-display-member)