On 8, Microsoft rolled out KB5002914 for Excel, but it apparently has a bug that makes it impossible to copy and paste.

While Windows users are disappointingly familiar with updates causing problems, the same cannot be said of people using ...

German]The Microsoft security updates released for Office applications on September 8, 2026, are causing serious collateral damage. In Excel, it is no longer possible to select and copy anything.

OpenAI led the funding round for an AI agent that could change your relationship with Microsoft Excel spreadsheets.