How to activate Yahoo message alert?

How to activate the message-archive in yahoo messenger ?

• i can't activate the ' archive-mode' in my messenger, so can search back in old dialogues. what action must i take ?

• Answer:

  Which version are you using? If you're using Y!M ver 10 and earlier, feel free to follow this guide You can to save your conversation history through Yahoo! Messenger for viewing at a later date, but you must set this preference. Since this feature does require use of disk space on your local system, we will not automatically save all of your conversation history until you change your preferences. To check or modify the preferences for archiving messages through Yahoo! Messenger: Click the Messenger menu in Messenger. Select Preferences. Click the Archive category. Check one of the following archiving options: Yes, save all of my messages Yes, save all of my messages, but clear them each time I sign out (this is the Default Setting) No, do not save any of my messages Click OK at the bottom of the window. The Archives messages are saved on your local system, providing this option has been selected, in encrypted .DAT files. These files can only be viewed by the Yahoo! ID that created them. To view your message Archives: Sign in to Yahoo! Messenger. Select Contacts in the main menu. Select Message Archive. This displays the archive, with messages organized by your contact names. NOTE: If the archived messages are not set to "save," or if the files have been removed (uninstalling Yahoo! Messenger will NOT remove these files), the conversation history cannot be restored. For the newer vers, check this Enable Message Archive/Conversation History Click on Messenger and from the drop down select Preferences. Click Conversation History from the list on the left. Put a dot in Keep history of my conversations. Click Apply then OK. Cant find Conversation History in the Preferences Archive messages has changed in Yahoo! Messenger 11 you now need to have a active Yahoo! email account so if your like me and never use Yahoo! email you will have to reactive the mail part of your account in order to be able to use the archive feature to do this do the following: Go to http://edit.yahoo.com/upgrade and login. Click Upgrade My Account. Close the page and log out of Yahoo! Messenger and log back in. You should now be able to enable your conversation history. View your Message Archive/Conversation History Click on Messenger and from the drop down select Preferences. Click Conversation History from the list on the left. Click View Conversation History.