Microsoft 365 Copilot transition to the cloud.microsoft domain

Microsoft 365 Copilot APIs will transition from office.com to cloud.microsoft domain by late April 2026, improving reliability and security without UI changes. Admins must ensure network configurations allow *.cloud.microsoft traffic and WebSocket connections to avoid service issues. No compliance impacts expected.

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Microsoft Copilot (Microsoft 365): Create a presentation with Copilot in PowerPoint directly from the PowerPoint Home

You can now create a presentation with Copilot in PowerPoint straight from the PowerPoint Home in file menu.

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Microsoft Teams: Efficiency Mode

Teams efficiency mode improves performance and responsiveness on hardware constrained devices by applying a reduced resource configuration by default, helping maintain meeting quality and responsiveness during collaboration.

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Take action: Out-of-band updates released for Windows Server to address two issues

Microsoft has released out-of-band (OOB) updates today, April 19, 2026, to address issues introduced by the April 2026 Windows security update.

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Microsoft Teams: Meeting organizers can automatically start transcription without recording

Microsoft Teams will allow meeting organizers to automatically start transcription without recording by selecting the new “Transcribe only” option. This feature, rolling out April-May 2026, supports compliance and privacy needs while enabling accessibility and AI insights. Admins must enable transcription policies for access.

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Microsoft Teams admin center: Events license management for Attendee Capacity Pack licenses

Microsoft Teams admin center will introduce centralized management for Attendee Capacity Pack licenses starting late April 2026. Admins can discover, assign, revoke licenses, view impact warnings, and monitor license status without policy changes or user workflow impact. No action is required before rollout.

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First channel in new Microsoft Teams will default to threaded conversation layout

Starting May 2026, the first channel in newly created Microsoft Teams will default to the threaded conversation layout instead of Posts. This applies only to new teams, can be changed by team owners, requires no admin setup, and aims to improve conversation organization and clarity.

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Interim guidance for Egypt DST changes 2026

For Windows devices in Egypt, a workaround is available for an issue affecting Daylight Saving Time (DST). Between April 24 and April 30, 2026, calendar events and meeting times in Egypt will appear off by one hour only for Windows Server 2016. This is due to a calendar edge case: a five-week April in 2026. Clocks will be correctly set to Egypt DST time zone on May 1, 2026, without any further intervention. If needed, a temporary workaround is available for the affected week. 

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Microsoft Copilot (Microsoft 365): Now smarter with visuals: Copilot Chat leverages embedded images for richer, more accurate answers

Copilot has been enhanced to interpret and ground responses using images embedded in files such as Word documents (.docx), PowerPoint presentations (.pptx), and PDFs. This capability allows Copilot to extract insights from visual elements like charts, diagrams, and screenshots, ensuring that answers are not only text-based but also informed by graphical context. By combining textual and visual understanding, Copilot delivers more comprehensive and contextually accurate responses for complex queries

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Outlook: Copilot now provides concise summaries with Outlook search results

Get answers to queries quickly with Copilot’s concise AI summaries at the top of Outlook search results. Users can dig deeper by opening Copilot chat directly from the Copilot summary card.

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I've been working with Microsoft Technologies over the last ten years, mainly focused on creating collaboration and productivity solutions that drive the adoption of Microsoft Modern Workplace.

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