When managing your identities you can use a server from this list by selecting it as the Outgoing Server (SMTP), or you can use the default server from this list by selecting &quot;Use Default Server&quot;.
管理您身份信息的同时，您可以从此列表中选择发件服务器（SMTP），或者您也可以选择 &quot;使用默认服务器&quot;。