This SharePoint Online tutorial will demonstrate how to show hide columns in SharePoint list form. Specifically, it will demonstrate how to conditionally show or hide columns in a SharePoint list or library form. To conditionally hide/show columns in SharePoint list form means that you can specify conditions in a SharePoint list that will only display a field based on the selection made in another field. For example, this tutorial will demonstrate how to display a field on a SharePoint list form called "State" only when the value selected in the "Country" field is "USA".