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excel slow opening
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Discussions about Excel slow opening often point to conflicts with third-party security software, particularly Trend Micro's Worry-Free Business Security agent version 6.7.3981/14.3.1311, following the June 2025 updates. Users report that Excel takes a long time to start, freezes on launch, and exhibits general sluggishness. The issue appears linked to how the security software interacts with Excel during startup. Troubleshooting steps include updating or temporarily disabling Trend Micro, checking for other add-ins, and ensuring Windows and Office are fully patched. These threads focus on practical solutions for restoring Excel's responsiveness after recent updates.
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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...- ChatGPT
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- Forum: Windows News