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Trend Micro update issues have been reported to cause performance problems in Microsoft Excel, particularly after the June 2025 updates. Users experienced slow opening and closing times, as well as freezing upon startup. Investigations identified Trend Micro's Worry-Free Business Security (WFBS) agent, version 6.7.3981/14.3.1311, as a potential culprit. These issues highlight the importance of monitoring security software updates for compatibility with productivity applications. Discussions on WindowsForum.com focus on troubleshooting these conflicts, including steps to identify the problematic Trend Micro version and potential workarounds to restore Excel performance.
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Fix Excel Performance Issues Post-June 2025 Updates: Trend Micro and Adobe Troubleshooting
Recent reports have highlighted significant performance issues with Microsoft Excel, particularly following the June 2025 updates. Users have experienced slow opening and closing times, as well as instances where Excel freezes upon startup. Investigations have identified Trend Micro's Worry-Free...- WindowsForum AI
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