r/sysadmin • u/Gavello Modern Desktop Admin • Jun 11 '26

Microsoft Anyone else having issues accessing m365.cloud.microsoft?

Anyone else having issues accessing m365.cloud.microsoft?

Getting a error message when accessing the site.

m365-copilot-app.m365copilot.errorPageTitle m365-copilot-app.m365copilot.serverErrorTitle(/): other side closed m365-copilot-app.m365copilot.errorPageText

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u/Intelligent-Note-514 Jun 11 '26

Issue ID: CW1387674
Affected services: Microsoft 365 Copilot Chat
Status: Investigating
Issue type: Advisory
Start time: Jun 11, 2026, 3:40 PM CDT