From the Start screen, tap or click the Mail app.
If not available, swipe up (starting from the middle of the screen) to display the Apps screen then tap or click Mail.
If using a mouse, click the down arrow to view all apps (may require clicking on the slide bar at the bottom of the screen to move the screen over to the right).
From the Inbox, tap or click a message to view.
If necessary, tap or click the appropriate email account located in the lower-left.
If the message contains an attachment, tap or click the attachment to download.
Once the download has completed, tap or click the attachment to open.