Open the email you want to save
Click the Print option
Select Save as PDF or Microsoft Print to PDF
Choose the destination folder
Click Save
On Gmail, open the email and click the three-dot menu
Select Print
In the print dialog, choose Save as PDF
Click Save
On Outlook, open the email and click File
Select Print
Choose Microsoft Print to PDF
Click Print and save the file
On Apple Mail, open the email and click File
Select Print
Click the PDF menu and choose Save as PDF
Enter a file name and save
On mobile, open the email and use the Share or Print option
Select Save as PDF if available
Save the file to your device