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Performance issue when deselecting 3 lakh records in hierarchial data binding in ej2 tregrid

When deselecting a large volume of records—such as 3 lakh rows—in a TreeGrid with hierarchical data binding, significant performance issues can arise due to the complexity of traversing and updating the selection state across nested parent-child relationships, especially when virtualization is enabled and the UI needs to re-render a vast number of DOM elements, which can lead to noticeable lag or freezing in the browser.