Issues installing Microsoft 365 desktop applications and making changes to your account

Incident Report for Cardiff University

Identified

We are aware of an issue affecting the download and installation of Microsoft 365 desktop applications, including Word, Excel and PowerPoint. The issue may also prevent users from making changes to their Microsoft 365 account settings.

We are working with Microsoft to investigate and resolve this issue.
Posted Oct 09, 2026 - 16:26 BST