DoCmd.OpenForm "YourFormName", acDesign [COLOR="DarkGreen"]'Open Form in design view[/COLOR]
[COLOR="DarkGreen"]'You will need an [B]If Then[/B] test to determine how to set the properties[/COLOR]
Forms!YourFormName.PopUp = False [COLOR="DarkGreen"]'Set Property False = No, True = Yes[/COLOR]
Forms!YourFormName.AutoCenter = True [COLOR="DarkGreen"]'Set Property False = No, True = Yes[/COLOR]
DoCmd.Close acForm, "YourFormName", acSaveYes [COLOR="DarkGreen"]'Close and save changes to form[/COLOR]
DoCmd.OpenForm "YourFormName" [COLOR="DarkGreen"]'Re-Open form with properties changed[/COLOR]