In Figure 2, the Trash mailbox is at the end of the tree of nested inboxes.This could indicate the problem lies in how the Trash folder is being dealt with.For more information, please read this article: Email setup for Apple Mail.

There are several issues that may cause this problem to arise.

Most often, verifying your settings will resolve this issue.

When this happens, the fix is extraordinarily easy!

Here's how: From inside the Mail.app, click the Mailbox menu (see Figure 1): : Follow these steps to refresh your Mail application.

Once in a while, your (sometimes referred to as "Apple Mail" or "Mac Mail"), stops receiving new mail.

You may be able to verify that you are getting new mail via webmail, another email client or computer, or even via a mobile phone.If you need more space for a wireless update, you can update using i Tunes or delete content manually from your device.Whether you use i Tunes or update wirelessly, you'll have the same amount of free space on your device after you update.Apple Mail is the default email client that comes with every Mac using OS X 10.0 or later.This guide provides information on the most common issues for Apple Mail. Check out: How do I find my operating system (OS) version on a Mac? Installing, configuring, and troubleshooting third-party applications is outside the scope of support provided by (mt) Media Temple.When users have experimented with the prefix entry, some were able to fix the problem even though this has not been the case for others. Go to Mail's preferences and in the "Accounts" section select the problematic account.