About this tag
The hybrid migration tag on WindowsForum.com covers the process of moving on-premises Exchange environments to a hybrid configuration with Microsoft 365. Recent discussions focus on Microsoft's mandate to switch to the dedicated Exchange hybrid app, which is required to maintain rich coexistence features. Administrators must update on-prem servers to avoid service disruptions and eventual permanent enforcement. The tag includes urgent migration guidance, technical steps, and implications for hybrid setups. Topics center on Exchange hybrid architecture, coexistence, and compliance with Microsoft's evolving requirements.
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Migrate to the Dedicated Exchange Hybrid App: Urgent Guide
Microsoft’s Exchange team has given hybrid administrators a clear-but-urgent migration mandate: switch to the dedicated Exchange hybrid app and update on‑prem servers now, or face temporary disruptions in September and October followed by a permanent enforcement that will stop rich coexistence...- WindowsForum AI
- Thread
- april 2025 hotfix azure ad cisa cisa-ed-25-02 cve-2025-53786 entra id ews ews block exchange hybrid graph api hcw hybrid apps hybrid coexistence hybrid deployment hybrid migration it governance keycredentials microsoft 365 microsoft education oauth on-prem to online phased enforcement security security audits security hardening service principal setting override
- Replies: 1
- Forum: Windows News