Safeguarding Sensitive Data in Microsoft 365 Copilot with Purview DLP (GA Release)

The challenge with sensitive data and access to Copilot Microsoft 365 Copilot empowers users with AI-driven assistance across Microsoft 365 apps, but it also raises concerns about accidental oversharing of sensitive information. In response, Microsoft has extended its Purview Data Loss Prevention (DLP) capabilities to Microsoft 365 Copilot, allowing organizations to enforce information protection policies within AI workflows. The DLP for Microsoft 365 Copilot has been in preview for some time, but Microsoft has now announced it is released for GA (General Availability). Among some of the interesting features are new features like alerting and policy simulation. Key details:  Rollout Timeline: As of June 2025, the rollout has begun. It should be completed worldwide by late July 2025. Scope: Initially, DLP for Copilot was available for Copilot Chat scenarios. By the time of GA this is expanding to Copilot in core Office apps (Word, Excel, PowerPoint) as well. Ensuring that DLP prote...

Microsoft Teams Group chat size changes

Group chat in Teams is one of many ways to communicate with your peers. Teams is increasing the size limitation of this feature to 250 participants.
There is still a limitation on when certain features become unavailable. Some of the features with limitations are:
  • Calling (audio and Video) - Max 20 participants: Use meetings for larger groups
  • File sharing - Max 10 participants: Use OneDrive, Sharepoint or Channels in Teams for larger groups.
According to the roadmap item 63577, this should be rolling out in May. It is not possible to change any of these settings.