Manage cookies that are used for advertising, such as ad personalization, remarketing, and ad effectiveness analysis.
4.3.4.6 Viewing email headers in Outlook 2019
To view the email headers, open it in Outlook 2019, and do any of the following:
- Or click on the small arrow icon in the section «Tags:»:

- Or open the section «File» and in the tab «Intelligence» click «Properties»:

After that, a window will open where you can view all the headers: