Microsoft Teams Adds New Feature to Improve Performance and Startup Time

Microsoft has announced a significant update to its Teams Desktop Client for Windows that promises to enhance performance and reduce startup times.

The company is introducing a new process architecture that separates calling features from the main application, marking a notable improvement for enterprise users and organizations relying on Teams for daily communication.

New Process Architecture for Optimized Performance

Beginning in January 2026, Microsoft Teams will deploy a new child process, ms-teams_modulehost.exe, that runs alongside the primary application process (ms-teams.exe).

This dedicated process will handle the calling stack independently, optimizing resource usage and delivering smoother meeting experiences for Windows users.

The architectural change reflects Microsoft’s ongoing commitment to improving Teams’ performance, a common concern among enterprise customers.

By offloading calling features to a separate process, the main Teams…