Microsoft 365 Alert – Service Degradation – Microsoft Copilot (Microsoft 365) – Users’ Copilot for Sales add-in may not appear on Outlook mobile and Outlook for Mac clients – RESOLVED
01/04/2026 08:50:00 AM
RESOLVED – Users’ prompts in GPT 5.4 Think Deeper mode in Microsoft 365 Copilot may have returned a failure response
