Microsoft Exchange Online: Dynamic distribution groups will populate membership faster on creation and modification [MC1294524]

Microsoft Exchange Online: Dynamic distribution groups will populate membership faster on creation and modification [MC1294524]

Message ID: MC1294524 [Introduction]We’re updating dynamic distribution groups (DDGs) in Exchange Online so group membership is available sooner after a group is created or its filter is changed. For DDGs whose filter returns 5,000 members or fewer, membership will be…
Exchange Online: Retirement of legacy TLS versions for POP and IMAP connections [MC1293480]

Exchange Online: Retirement of legacy TLS versions for POP and IMAP connections [MC1293480]

Message ID: MC1293480 [Introduction]We are retiring support for legacy Transport Layer Security (TLS) versions for POP3 and IMAP4 connections to Exchange Online. This change improves security and aligns with current industry standards. TLS 1.0 and TLS 1.1 are no longer…
(Updated) Microsoft Entra: Passkeys in registration campaigns update [MC1279092]

(Updated) Microsoft Entra: Passkeys in registration campaigns update [MC1279092]

Message ID: MC1279092 (Updated) Updated April 23, 2026: We have updated the content. Thank you for your patience. [Introduction]Earlier communication indicated a change in direction; however, Microsoft will continue to add support for passkeys (FIDO2) in the Enabled state within Registration…
(Updated) Planner tab support for Shared and Private Channels in Microsoft Teams [MC1262590]

(Updated) Planner tab support for Shared and Private Channels in Microsoft Teams [MC1262590]

Message ID: MC1262590 (Updated) Updated April 23, 2026: We have updated the timeline and content. Thank you for your patience.[Introduction] We are expanding Microsoft Planner integration in Microsoft Teams by enabling Planner tabs in Shared and Private channels. This change…
(Updated) Microsoft Entra: Cross-tenant security group synchronization [MC1198077]

(Updated) Microsoft Entra: Cross-tenant security group synchronization [MC1198077]

Message ID: MC1198077 (Updated) Updated April 22, 2026: We have updated the timeline. Thank you for your patience. We’re introducing cross-tenant group synchronization, a new capability that enables organizations to synchronize security groups across Microsoft Entra tenants. This feature simplifies collaboration…
(Updated) Microsoft Outlook: Summarize email with Copilot chat [MC1162289]

(Updated) Microsoft Outlook: Summarize email with Copilot chat [MC1162289]

Message ID: MC1162289 (Updated) Updated April 21, 2026: We have paused rollout of Web, Mac, and Desktop releases. Android and iOS will continue to rollout as planned.[Introduction]We're introducing a new way to quickly summarize emails and attachments using Copilot chat…