Double click the email to open the email into a new window, in the tags panel of the ribbon there is a little arrow pointing to the bottom right, click it and a new box opens. the bottom of that box contains the headers and transaction details of the specific email.
I’m not seeing the header in Microsoft Outlook. At least the web version. I would love to filter these.
Its an ass to get to in desktop outlook
Double click the email to open the email into a new window, in the tags panel of the ribbon there is a little arrow pointing to the bottom right, click it and a new box opens. the bottom of that box contains the headers and transaction details of the specific email.