Logan George enhanced the PerfView repository by implementing horizontal scrolling in the EventViewer, addressing the challenge of navigating wide trace datasets in large-scale performance analysis. Using C#, WPF, and UI development expertise, Logan introduced ScrollViewer caching to reduce scrolling latency and improve cache efficiency, resulting in smoother navigation through extensive traces. The technical approach focused on optimizing the user interface to minimize per-trace navigation time and lay the groundwork for future performance improvements. This work did not involve bug fixes but delivered a targeted feature that improved the usability and responsiveness of PerfView’s trace analysis tools for end users.