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Roadmap ID 477373 In development

Outlook: Support for enhanced calendar-sharing architecture in the New Outlook for Windows and Web

Microsoft 365 Message Center Archive by Merill Fernando
Microsoft 365 roadmap entry

Summary

This update improves the reliability of calendar sharing and ensures that the events seen by delegates are always up to date. #newoutlookforwindows

Status
In development
General availability target
Apr 2026
Preview target
Not published
Products
Outlook
Clouds
Worldwide (Standard Multi-Tenant)
Release phases
General Availability
Platforms
Desktop, Web
Source created
24 Jan 2025
Source modified
22 Sep 2025 · 14mo ago
ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 12 Nov 03:25 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current

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