Mac OS X Mail: What is a winmail.dat attachment?
You may wonder what winmail.dat attachments are--attachments that Mail displays with a "question mark-over-text" icon.
View ArticleKeynote and Pages: Document sent by email can't be opened
Recipients are unable to open Keynote or Pages documents you send them.
View ArticleMac OS X 10.5 Mail: Unable to set up Yahoo email account in Mail
To use Mail with your Yahoo account, so that you can use Mail to send and receive messages instead of a web browser, you need Yahoo! Mail Plus.
View ArticleMail: Issues saving messages or running some rules with Safari 4 Public Beta...
After installing Safari 4 Public Beta, these issues may occur in Mail: You may be unable to save your Mail messages as Rich Text Format or Plain Text. Using the File > Save As command may appear to...
View ArticleMac OS X v10.5: Saved Stationery does not display as expected
Custom Stationery that is saved with images in it may display an "X" when viewed again. Additionally, the Stationery may not send images as expected.
View ArticleMac OS X v10.5: Unable to add URL link to signature in Mail
When adding a URL link to a signature in Mail's Signature preferences, a Finder window may unexpectedly appear.
View ArticleMac OS X 10.5: Mail shows no viewer window, can't be quit
Mail may open but show no message viewer window, and you may not be able to quit Mail. The Quit menu choice in the Mail menu may be dimmed ("grayed out"). This can happen in Mac OS X v10.5 through 10.5.6.
View ArticleMac OS X v10.6: Can receive email, but not send email
Learn what you can do if you are having issues sending Mail messages after updating to Mac OS X v10.6 Snow Leopard. For example, you may see an alert message stating "Error 54: Connection Reset By Peer."
View ArticleMac OS X v10.5, v10.6: Mail, Exchange server - Inline message attachments may...
If you send messages with attachments via a Mail account that uses a Microsoft Exchange server, recipients of the message may see the text of the message as garbled, or split into several attachments.
View ArticleMac OS X v10.6: Cannot delete some RSS feeds in Mail
Some RSS feeds you delete in Mail may re-appear later.
View ArticleMac OS X v10.6: Unable to receive POP mail after updating to 10.6.2
After updating to Mac OS X 10.6.2 or later, you may be unable to receive POP account messages in Mail.
View ArticleMac OS X v10.6: Third-party plugins for Mail do not work after a Mac OS X update
Third-party plugins for Mail may not work after installing a Mac OS X v10.6 update, such as the Mac OS X v10.6.2 Update.
View ArticleMac OS X v10.6: Mail - Unable to send email with attachments via Exchange...
Mail may be unable to send message attachments via your Exchange 2007 (EWS) account. The Exchange server may limit the size of attachments that can be sent with Mail messages.
View ArticleNo email signature when sending Mail messages from other applications in Mac...
Your Mail signature may not be included in emails that are generated by applications such as iPhoto, Preview, or Microsoft Excel.
View ArticleMail: Mail unexpectedly quits when viewing certain messages
Learn how to troubleshoot if Mail unexpectedly quits when viewing a certain message or messages. This can happen if the mail message is malformed or damaged in some way. In certain situations, Mail may...
View ArticleMac OS X v10.6: Reconfiguring Mail after upgrading Microsoft Exchange 2007 to...
In some situations, existing Mail accounts might not AutoDiscover the new exchange server settings after upgrading to Exchange 2010. When this happens, the Exchange account will not go online after the...
View ArticleMac OS X v10.7.2, Mail: Issues addressing a message to an iCloud contact group
When addressing a Mail message to a group of iCloud contacts (that was created in Address Book), the contact group name may disappear and be replaced with a comma.
View ArticleOS X Lion: Mail doesn't send certificate-signed message; Compose window...
When attempting to send a message in Mail that has been signed by a trusted certificate, a message may briefly appear that states: "Unable to sign message You don’t have a trusted certificate in your...
View ArticleOS X Mountain Lion: Cannot connect to Exchange server in Mail after upgrading
After upgrading to Mountain Lion: Your Exchange email account may not connect in Mail. You may receive an error message when attempting to send or receive messages. Your settings appear to change each...
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