Teams updates to watch: malicious link warnings, blocked risky files, and a new private backroom chat

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Microsoft has announced three Teams updates the past months. Two that strengthen security and one that will improve how organizers coordinate events: Malicious URL Protection, Weaponizable file type protection and Private chat for organizers, co‑organizers, and presenters. Please note that timelines can shift, so treat the dates as guidance rather than guarantees. Malicious URL Protection (Roadmap ID 499893 ) Microsoft has announced link‑scanning in Teams chats and channels that warns senders and recipients about unsafe URLs. The feature reached general availability rollout by the end of November 2025, while the separate change to make it ON by default, originally planned as part of that release, has been postponed to early 2026.  If you don't want to wait for it to be on by default, or feel the need to configure it, you can do so in the Teams admins center: "Teams admin center → Messaging settings → Scan messages for unsafe URLs”. Or you can mange the configuration with Power...

New file experience coming to Teams

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We all know (I hope) there is a tight integration between Teams and SharePoint. But many have pointed out the files tab isn't as rich the library experience in SharePoint.

Today, Microsoft announced an update that will bring these two products closer together and make the files experience a lot better. You can read about all the new features and how it make it easier to solve your tasks from within Teams. (Link)

Personally I've been using the "Open in SharePoint" many times, but after I started testing the new feature, I see I'm using it less than before.