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.

You can open MIME emails or attachments in Outlook using this tip, or by using a mime file viewer (.mim) or an online tool.

This is because Outlook for Windows only supports PST file format. Therefore, in order to access OLM file in Windows Outlook, the user requires converting OLM file to PST file format.

I have this problem on some outlook machines. We have a standard HTML signature that users send out with emails. Well some peoples signature appears as code. I can use word as the default email ...