Emails received in Outlook can be exported to PDF format, allowing users to access them even when they don’t have access to the internet.
Follow the steps below to do this in the Outlook desktop and web app.
Saving an Outlook Email as PDF on the Outlook Desktop App
- Launch Outlook and double-click on the message you want to save as a PDF.
Open the email you want to save as PDF. - Go to the File tab.
Select the File tab. - On the left sidebar, select Print.
Click on Print. - Under “Printer,” make sure that Microsoft Print to PDF is selected. This is usually set by default.
Ensure that Microsoft Print to PDF is selected. - Under “Settings,” click on the Memo Style. Then, hit Print.
Choose Memo Style. Then, click on Print. - In the dialog box, navigate to where you want to save the PDF.
Select where to save the PDF file (in this case, our Desktop). - Type a name for your PDF in the “File name” text field. Once ready, hit Save. You can now see and open the PDF in the folder.
Enter a name for the PDF. Then, select Save. 
You can now open the email in any PDF viewer app.
Saving an Outlook Email as PDF on the Web App
- Sign in to outlook.com. Then, click on the email you want to save as PDF.
- Select the three dots next to the forward arrow.
Click on the three horizontal dots. - Click on Print. In the panel that opens, select Print again.
Click on Print. 
Click on Print again. - Make sure that “Microsoft Print to PDF” is selected next to Destination. Then, click Print.
Ensure Microsoft Print to PDF is selected. Then, click on Print. - Choose where you want to save the PDF and name it. Finally, select Save. Your email will be saved as a PDF in the destination folder.
Name your PDF and save it. 
Check the destination folder to open the saved PDF.