Goldberg Kohn

Title: Users may be unable to install Microsoft 365 desktop apps on Windows devices User impact: Users may be unable to install Microsoft 365 desktop apps on Windows devices. Current status: We've determined that a newly released set of authentication components contain a misconfiguration that prevents users from installing Microsoft 365 desktop apps on Windows devices. We're reconfiguring and will subsequently redeploy these components to remediate impact. Scope of impact: Any user attempting to install Microsoft 365 desktop apps on Windows devices may be impacted. Start time: Tuesday, November 11, 2025, at 6:00 PM UTC Root cause: A newly released set of authentication components contain a misconfiguration that prevents users from installing Microsoft 365 desktop apps on Windows devices. Next update by: Friday, November 14, 2025, at 6:00 PM UTC

The underlying carrier is continuing to investigate the issue. If you are experiencing this issue, please reach out to customer care. The next update will be provided in the morning of August 31st or when a significant change in status occurs.