Backup Yahoo!Messenger Friend List

Go to http://mail.yahoo.com/ (new interface) => choose tab CONTACTS => click Actions, choose Export All... => choose the program you want to export to and click the corresponding button.

Yahoo!Messenger Message Archive directory path

Press the key combination Windows Logo + R to open Run command, enter command:

• Windows XP: %ProgramFiles%\Yahoo!\Messenger\Profiles\
• Windows Vista or Windows 7 (32-bit): %LocalAppData%\VirtualStore\Program Files\Yahoo!\Messenger\Profiles\
• Windows Vista or Windows 7 (64-bit): %ProgramFiles%\Yahoo!\Messenger\Profiles\