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Continue to ChatLookUp column with a custom icon using SharePoint list formatting https://michelcarlo.com/2023/07/15/lookup-column-with-custom-icon-using-sharepoint-list-formatting/
LookUp column with a custom icon using SharePoint list formatting https://michelcarlo.com/2023/07/15/lookup-column-with-custom-icon-using-sharepoint-list-formatting/