Open Outlook and sign in to your account
Open the email you want to download
Click File
Click Save As
Choose a folder on your computer
Select the file type if needed
Click Save
To download as a message file, save it as an .msg file
To download as a PDF, use Print and select Microsoft Print to PDF
To download attachments, open the email and click each attachment to save it
To download multiple emails, select them and drag them to a folder on your computer