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pdf add-in troubleshooting
About this tag
This tag covers troubleshooting PDF add-ins in Microsoft Office, particularly Excel, after Windows updates. Discussions focus on conflicts between Adobe PDF add-ins and security software like Trend Micro Worry-Free Business Security, which can cause Excel to freeze or run slowly. Users share steps to disable or manage PDF add-ins to restore performance. The tag also includes general advice on identifying problematic add-ins and resolving compatibility issues with Office applications.
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...