Set AllowGrouping="true" to enable group by column and GroupPanelText to localize the group panel text. Set Groupable="false" for column to disable grouping by that column.
In this demo the grid is pre-grouped by Title (descending) with HideGroupedColumn="true", the Photo column has Groupable="false", and controls toggle the group expand column visibility and expand/collapse all groups with events logged to the console.
ID | Photo | First Name | Last Name | Title | Birth Date | Hire Date | Address | City | Region | Postal Code | Country | Home Phone | Extension | Notes |
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Console log