ISSUE Microsoft Word, Microsoft Excel, and Microsoft Outlook might stop responding after you install the KB5002700 security update for Office 2016. STATUS: FIXED This issue is resolved by installing the April 10, 2025, update for Office 2016 (KB5002623). ... KB5002623 This article describes update 5002623 for Microsoft Office 2016 that was released on April 10, 2025. Be aware that the update in the Microsoft Download Center applies to the Microsoft Installer (.msi)-based edition of Office 2016. It doesn't apply to the Office 2016 Click-to-Run editions, such as Microsoft Office 365 Home. Improvements and fixes This update fixes the known issue in KB 5002700 that causes Microsoft Word, Microsoft Excel, and Microsoft Outlook to stop responding.