Microsoft 365 Alert – Service Degradation – Windows 365 – Users may be unable to install Office on their Windows 365 device – RESOLVED

Announcements Arpan Das

06/03/2026 08:28:00 AM

NHSmail Reference: INC46824719

Microsoft Reference: WP1309017

Issue Status: RESOLVED

Issue Description: Users may be unable to install Office on their Windows 365 device

More info: While Microsoft are focused on remediation, users may be able to download Office using the following link: https://www.microsoft.com/en-us/microsoft-365/download-office?msockid=198f143bce0564771c06020ccf686598

Final Update: 18/05/2026 09:16:00 AM–Microsoft has identified that a recent service update contained a configuration change that’s impacting the downloading and installation of Office on Windows 365 devices. They are developing a fix to correct the configuration and will deploy it to the affected environment. The validation and deployment of the fix will take time to complete and will closely monitor the progress.

Scope of impact: This issue potentially impacts any user attempting to install Office on their Windows 365 device.

Root cause: A recent service update contained a configuration change that’s impacting the downloading and installation of Office on Windows 365 devices.

Next steps by: Microsoft are investigating how the recent service update contained a configuration change that was impacting the downloading and installation of Office on Windows 365 devices to prevent this problem from happening again.