Update knowledge-base/grid-show-tooltip-on-column-header.md

Co-authored-by: Dimo Dimov <[email protected]>

Author: Tsvetomir-Hr

knowledge-base/grid-show-tooltip-on-column-header.md

@@ -24,7 +24,7 @@ This knowledge-base article also answers the following questions:
 To display Tooltip for Grid column headers that are truncated, follow the steps below:
 
 1. Use the [Column Header Template](slug:components/grid/templates/column-header#column-header-template) to customize the header content. Wrap the header content in a `<span>` HTML element.
-2. Monitor the column width changes by utilizing the [Grid State](slug:components/grid/state) and its [ColumnState](slug:components/grid/state#information-in-the-grid-state) property.
+2. [Monitor the column width changes](slug:grid-kb-column-state) by using the [Grid `OnStateChanged` event](slug:components/grid/state#onstatechanged) and the [`ColumnState`](slug:components/grid/state#information-in-the-grid-state) property of the `GridState`.
 3. Use [TelerikTooltip](slug:components/tooltip/overview) component to display tooltip for each column header.
 4. Apply a custom CSS class to the column header content when the width of the column is insufficient to display its full content.