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POP vs. IMAP: What's the Difference?

Understand two common ways email programs retrieve mailbox messages.

Quick Answer

IMAP synchronizes server mail across devices; POP traditionally uses a more download-oriented model.

Step by Step

  1. Open the relevant email account or application.
  2. IMAP synchronizes server mail across devices; POP traditionally uses a more download-oriented model.
  3. Review the result carefully before making any permanent deletion, forwarding, or account change.
  4. Confirm the change worked from the mailbox or settings page.

If That Doesn't Work

  • Menu names can differ between web, desktop, mobile, classic, and newer versions of an email application.
  • For business or managed accounts, administrator policies can restrict some settings.