For MS Office Outlook 2010
Incoming Mail Server Settings
imap.mail.yahoo.com
Port: 993
Use Following type of Encrypted Connection = SSL
Outgoing mail Server Settings
smtp.mail.yahoo.com
Port: 25
Use Following type of Encrypted Connection = None
Outgoing server Settings
My SMTP server requires authentication = Checked
Tick "Use same settings as incoming server"
Require logon using Secure Password Authentication (SPA) = Unchecked
Some of these above mentioned settings have to do done by clicking on the More settings Button.
For MS Office Oulook 2007
Incoming Mail Server Settings
imap.mail.yahoo.com
Port: 993
Use Following type of Encrypted Connection = SSL
Outgoing mail Server Settings
smtp.mail.yahoo.co.uk
Port: 465
Use Following type of Encrypted Connection = SSL
Outgoing server Settings
My SMTP server requires authentication = Checked
Tick "Use same settings as incoming server"
Require logon using Secure Password Authentication (SPA) = Unchecked
Some of these above mentioned settings have to do done by clicking on the More settings Button.