In a compose window, View > All headers
"Michael Gilroy" <michaelgilroy1961@xxxxxx> wrote in message
> I clicked on "Show CC and BCC" while creating a new email and the CC and
> BCC address lines appeared on the email as I expected. However, I only
> wanted to use them as a one off and now they appear on every new email. I
> cannot find how to make them go away so that only the main address line is
> visible. Any suggestions appreciated.