Open Gmail in Chrome, click the three dots (⋮) in the top-right → Save and Share → Install page as app . This places a Gmail icon on your desktop or taskbar.
Select . The email will save as an .EML file . Download Attachments Open the message containing the attachment. Hover over the thumbnail of the file. Click the Download icon (downward arrow).
If you need a copy of one email (for example, to use as legal evidence or an attachment): Open the email in a web browser.
Google will prepare your files. Depending on your inbox size, this can take a few minutes to several days. 3. How to Download Individual Emails or Attachments