This policy setting shows or hides the Details Pane in File Explorer.If you enable this policy setting and configure it to hide the pane the Details Pane in File Explorer is hidden and cannot be turned on by the user.If you enable this policy setting and configure it to show the pane the Details Pane is always visible and cannot be hidden by the user. Note: This has a side effect of not being able to toggle to the Preview Pane since the two cannot be displayed at the same time.If you disable or do not configure this policy setting the Details Pane is hidden by default and can be displayed by the user. This is the default policy setting.