University of Galway "is aware of an issue impacting some Microsoft 365 services, including Outlook, Outlook Calendars, Teams etc," noted the Irish university's IT group on X.

The new icon is identical to the Copilot one, instead of the blue and purple Microsoft 365 icon that’s used right now. Microsoft has been struggling with its Copilot branding recently.

After 32 years, Microsoft has begun to kill off the Microsoft Office brand, with plans to rebrand its Office.com and Office cloud-based apps to Microsoft 365 in the near future.

"In the coming months, Office.com, the Office mobile app, and the Office app for Windows will become the Microsoft 365 app, with a new icon, a new look, and even more features," a FAQ states.

Unlike Microsoft Defender Antivirus, which is a Windows component, Defender for Individuals is now a standalone Microsoft 365 app that works as a central dashboard that helps monitor Windows ...

Written by Sabrina Ortiz, Senior Editor April 23, 2025 at 6:00 a.m. PT Microsoft Microsoft's 365 suite of productivity applications is the cornerstone of many businesses' everyday operations.