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Microsoft 365 Developer Blog
A developer platform for building collaborative apps for hybrid work
Latest posts

Teams Toolkit for Visual Studio Code update – March 2025
We’re excited to announce the latest updates for Teams Toolkit for Visual Studio Code featuring tenant switching, new capabilities for declarative agents, and more.

Removal of Deprecated SharePoint & OneDrive Permission Resource Properties
We are announcing the phased rollout of an update to remove the grantedTo and grantedToIdentities properties from the Permission resource type in Microsoft Graph.

Microsoft 365 Certification control spotlight: Data at rest

Read how Microsoft 365 Certification ensures compliance for data at rest.

Enforcement of license checks for PSTN Bot calls
As part of Microsoft’s feature parity with Teams Phone extensibility, we’re announcing the enforcement of Phone System license checks for Bot-initiated transfers to Teams users. This current gap in our systems will be addressed in June 2025. Microsoft Teams requires that Teams users behind applications such as queue applications require a phone system license and the user to be Enterprise Voice Enabled. We’re aligning the Microsoft Graph API with that requirement. What is the change? Effective June 2025: What do you need to do?

Microsoft 365 Certification control spotlight: Data in transit

Ensure your Microsoft Teams app, Microsoft 365 add-in, or agent meets the latest compliance standards with Microsoft 365 Certification.

Changes on SharePoint Framework (SPFx) permission grants in Microsoft Entra ID
Changes on the SPFx permission management model in the Microsoft Entra ID.

Public preview of SharePoint Framework 1.21 – First release of upcoming features

We are excited to announce the first preview of the upcoming SharePoint Framework 1.21. This release will have updates for SharePoint, Viva Connections and Microsoft Teams experiences.

Dev Proxy v0.25, now available, with automatic shut down and simplified configuration management


Read more about the latest Dev Proxy release featuring significant improvements to configuration management, plugin support, and usability.

Introducing the Adaptive Cards documentation hub and new Adaptive Cards updates

Discover how Adaptive Cards can transform your app with rich, interactive experiences that boost productivity and streamline workflows, in our new Adaptive Cards documentation hub.