Account locked?
Is your account locked? An old password in the POP settings of your email client program could be the cause.
Click here for more information.
New features and new aspects of current features
Benefits from upgrading to the latest version
Getting started, mail functions—compose, send, view, receive, reply, forward, delete, recover, attach—and announcing your address or vacation
Organizing and making mail more efficient with special techniques for searching, reading, checking other email accounts, sending from other email accounts, working with contacts in an address book, and using system folders (inbox, sent, draft, and trash), personal folders, and filters
Disposable addresses, access to other mail with the POP and IMAP protocols, forwarding, and special functions for attachments and filters
Changing settings for computer and browser, customizing appearance and functions, and controlling use by children
Tips about storage, alerts, reminders, the status message, and extra addresses
Instructional walk-throughs of major functions and features
Changing personal information, signing in and out, and working with your account information
Spam, virus protection, phishing, and blocking addresses and domains
Special apps from within Mail
Instant messaging (aka chat), text messaging (where available), settings, top contacts, and chat with Facebook friends
Sharing your status with contacts and friends
Accessibility features and basic operations—including message lists and folders—and known issues
Help for help links

in Mail and Mail Options
Exploring and solving email problems, general error messages, and errors when upgrading
Using a newer version of a browser for the latest version of Mail