How to add an email as an attachment in Outlook
1. Locate the email
Find the email in your Inbox by either scrolling through or using the Outlook search.
2. Copy the email
Right-click the email you want to attach and select Copy.
3. Create a new email
Create a new email. In the body of the email, right-click and select Paste. The email will now show up as an attachment. You can now send the email as normal.