Update to Microsoft Enterprise Content Delivery Network (eCDN) analytics data retention (360 days to 180 days) [MC1403404]

Update to Microsoft Enterprise Content Delivery Network (eCDN) analytics data retention (360 days to 180 days) [MC1403404]

Message ID: MC1403404 [What and Why:] We are updating the data retention period for Microsoft Enterprise Content Delivery Network (eCDN) analytics from 360 days to 180 days. This change aligns with enterprise-ready data governance practices across Microsoft 365, helping organizations…
Required update for organizational authentication in Excel Power Query (Entra ID) [MC1403409]

Required update for organizational authentication in Excel Power Query (Entra ID) [MC1403409]

Message ID: MC1403409 If your organization is running up-to-date versions of Excel, no action is required and you can disregard this message. Otherwise, please review the guidance and take appropriate action.[What and Why:]We are updating the authentication flow used by…
(Updated) Microsoft Teams: Room optimization mode relocated to context-dependent option [MC1400830]

(Updated) Microsoft Teams: Room optimization mode relocated to context-dependent option [MC1400830]

Message ID: MC1400830 (Updated) Updated June 24, 2026: We have updated the timeline. Thank you for your patience. [What and Why]Microsoft Teams is updating the location and naming of the room optimization experience, previously called “add shared display,” to a context…
Microsoft Teams: Speed dial improvements on Teams mobile [MC1402308]

Microsoft Teams: Speed dial improvements on Teams mobile [MC1402308]

Message ID: MC1402308 [What and Why]We are improving the Speed dial experience in Microsoft Teams mobile (iOS and Android) to help users reach important contacts faster and more reliably. This update introduces a simpler and more personalized interface for managing contacts…