In previous versions of Microsoft Outlook (the classic app), you could view the HTML code of an email by opening the email, right-clicking on it, and selecting “View source” from the context menu.

Read: How to open Outlook in Safe Mode Can corrupted Outlook data files cause the “Cannot move or copy folders” error? Corrupted Outlook data files (.PST or .OST) can sometimes lead to ...

Microsoft keeps beefing up the new Outlook, though it's still lackluster compared to its classic desktop counterpart.