What's New in Microsoft 365 - Friday, May 29, 2026

Microsoft Teams Support

New MRCA Diagnostic: Teams Premium License & Configuration Check

As Microsoft Teams Premium continues to expand its capabilities ensuring proper license assignment and tenant configuration is critical for a seamless user experience. To support this, we’re excited t . . .

Wednesday, May 27, 2026

Custom Dictionaries for Teams Meetings Transcription

Teach Teams Your Company’s Language If your Teams transcripts have ever mangled a product name, missed an acronym, or turned an industry term into nonsense, you are not alone. Microsoft built custom d . . .

Tuesday, May 26, 2026

Copilot Studio Blog

Mistral Medium 3.5 joins Copilot Studio model lineup for agents

Copilot Studio adds Mistral Medium 3.5, expanding model choice with in‑region data control, strong multilingual performance, and admin governance. As organizations around the world continue to bring m . . .

Thursday, May 28, 2026

What’s new in Copilot Studio: May 2026 updates and features

Learn what’s new in Copilot Studio, May 2026: computer-using agents are now generally available, plus redesigned workflows and Work IQ extensibility. In this article Computer use and workflows: Adapt . . .

Tuesday, May 26, 2026

Microsoft 365 Copilot Blog

Available today: Anthropic Claude Opus 4.8 in Microsoft 365 Copilot

Today we’re expanding model choice in Microsoft 365 Copilot with the addition of Anthropic’s latest model—Claude Opus 4.8. Available now in Copilot Cowork (Frontier) and rolling out to Copilot Chat, E . . .

Thursday, May 28, 2026

Finance Agent Benchmark: evaluating and improving AI for Finance

As business complexity accelerates, finance organizations are being asked to support more stakeholders, guide more decisions, and operate at unprecedented speed, often without additional resources. As . . .

Thursday, May 28, 2026

Recertified: How Microsoft 365 Copilot continues to earn trust and What Changed in a Year

Recertification: ISO 42001 for the second consecutive year Today, we are announcing that Microsoft 365 Copilot and Copilot Chat (Copilot) have achieved ISO/IEC 42001:2023 recertification independently . . .

Wednesday, May 27, 2026

Scaling the reach of finance: what’s next with Finance Agent in Microsoft 365 Copilot

In most organizations, finance is a small but mighty strategic partner to the business, supporting enterprise-wide decisions while managing core processes from record-to-report and source-to-pay to fo . . .

Wednesday, May 27, 2026

What’s New in Notebooks | May 2026

Copilot Notebooks gets smarter for Microsoft 365 Copilot users Work rarely lives in one place. A single project can span a deck in SharePoint, decisions in a Teams thread, customer context in email, a . . .

Tuesday, May 26, 2026

Microsoft 365 Blog

Introducing Microsoft 365 Business with Copilot: The new standard for small business

Small businesses run on people making things work. A customer email answered at 9 pm. A spreadsheet that became the source of truth because it’s the only thing everyone can access. Many business owner . . .

Thursday, May 28, 2026

Introducing a new design for Microsoft 365 Copilot

Work rarely happens in neat lines. It moves across apps, tasks, teams, and the shifting realities of the day. We’ve redesigned the Copilot app and how Copilot shows up across Microsoft 365 apps to bet . . .

Thursday, May 28, 2026

Microsoft 365 Blog - Tech Community

Update Health in Cloud Update is now Generally Available

Keeping Microsoft 365 Apps up to date is essential for security, reliability, and access to new features. When an update does not complete successfully, however, identifying the issue and understandin . . .

Wednesday, May 27, 2026

Microsoft 365 Developer Blog

SharePoint Framework (SPFx) roadmap update – May 2026

SPFx is powering the future of Microsoft 365 with AI driven portals and deep integrations across SharePoint and Microsoft 365. The May 2026 update shares new features and the roadmap for the next evol . . .

Thursday, May 28, 2026

Microsoft OneDrive Blog

NOW ON DEMAND | OneDrive Office Hours | May 2026

Get ready for May’s OneDrive Customer Office Hours! This session creates space for open conversation around the latest updates and how they support the way you use your files every day. In this month’ . . .

Tuesday, May 26, 2026

NOW ON DEMAND | OneDrive Office Hours | April 2026

Get ready for April’s OneDrive Customer Office Hours! This session creates space for open conversation around the latest updates and how they support the way you use your files every day. In this mont . . .

Tuesday, May 26, 2026

NOW ON DEMAND | OneDrive Office Hours | March 2026

OneDrive Consumer Office Hours are back! Creating space for open conversation around the latest updates and how they support the way you use your files every day. In this month’s session, we’ll walk t . . .

Tuesday, May 26, 2026

NOW ON DEMAND | OneDrive Office Hours | February 2026

OneDrive Consumer Office Hours are back! Creating space for open conversation around the latest updates and how they support the way you use your files every day. In this month’s session, we’ll walk t . . .

Tuesday, May 26, 2026

NOW ON DEMAND | OneDrive Office Hours | January 2026

There’s no better way to start the new year than listening, learning, and taking action! OneDrive Consumer Office Hours are back this January, creating space for open conversation around the latest up . . .

Tuesday, May 26, 2026

Microsoft SharePoint Blog

SharePoint Showcase: From Chaos to AI-Ready with the SharePoint Admin Agent

The way governance gets done continues to evolve. Across organizations, agents are no longer a sidebar conversation; they are showing up in everyday work, reasoning over content, and stretching how IT . . .

Thursday, May 28, 2026

Microsoft Intune Blog

What’s new in Microsoft Intune – May

Whether it’s Android app deployment, identity setup on macOS, certificate authority renewal, or faster compliance evaluations, the throughline is the same: less friction for the IT admins doing the wo . . .

Thursday, May 28, 2026

Microsoft Security Blog

Typosquatted npm packages used to steal cloud and CI/CD secrets

In this article Attack chain overview The lure: typosquats and spoofed metadata Execution: npm lifecycle hook abuse Gen-1 stager: HTTP C2 beacon and payload drop Gen-2 stager: abusing the legitimate B . . .

Thursday, May 28, 2026

The Gentlemen ransomware: Dissecting a self-propagating Go encryptor

In this article Pre-encryption File encryption Post-encryption Defending against The Gentlemen ransomware Microsoft Defender detections and hunting guidance Indicators of compromise Ransomware that co . . .

Thursday, May 28, 2026

From poisoned search results to GPU mining: A cryptojacking campaign abusing ScreenConnect and Microsoft .NET utilities

In this article Attack chain overview Mitigation and protection guidance References Learn more Microsoft Defender Experts identified an active cryptojacking campaign in which malicious download sites . . .

Tuesday, May 26, 2026

Microsoft Defender XDR Blog

Organize your multitenant view with Tenant Groups in Microsoft Defender

Managing security across many tenants shouldn’t mean drowning in a single, flat list. We’re excited to share a new capability, now in public preview in the Microsoft Defender multitenant (MTO) portal: . . .

Wednesday, May 27, 2026

Education Blog

Set clear AI expectations for every assignment with Student AI Guidelines

The challenge: students don’t know where they stand with AI Every educator has a different approach to AI in their classroom. Some want students using it freely. Others want AI limited to brainstormin . . .

Tuesday, May 26, 2026

Microsoft Foundry Blog

Extending the Vercel AI SDK to Microsoft Foundry (TypeScript)

The Vercel AI SDK gives developers one elegant, provider‑agnostic surface (generateText, streamText, tools, structured output) for building agentic apps. The official AI-sdk/azure provider, however, . . .

Thursday, May 28, 2026

Claude Opus 4.8 is now available in Microsoft Foundry

As AI applications become more complex, teams need models that can handle longer-running work, reason more deeply across complex analysis use tools more reliably across multi-step workflows, and suppo . . .

Thursday, May 28, 2026