If you selected POP as the receiving server type, you will now see a page of options to specify the behavior of Evolution.
You can choose from the following options:
Check for new messages every ... minutes
Select if you want Evolution to automatically check for new mail. Set how often to check.
Leave messages on server
Select if you want leave your mail on the server or delete it on the server when you download it to your computer. You can also set a period of time for which the messages will be kept on the server after they were downloaded.
Disable support for all POP3 extensions
Disabling POP3 extensions can help with old or misconfigured servers. Select if you have trouble receiving mail.
Proceed to the next page.