what protocol downloads emails to a device and deletes them from the email remote
POP3 vs. IMAP Email Setup. 1  1) POP â Using your email app (Outlook, Apple Mail, etc.), you can download your email to your computer, and then delete it from the server. 2  IMAP â Using your email app (Outlook, etc.), you can manage your email directly on the mail server, rather than downloading it to your computer. Advantages. + Since the emails are stored on the mail server, you can access and manage your email and email folders from multiple computers or mobile devices.