Windows messenger 4.7 stops working on windows XP

[Balazs_V]

You have to change msnmgr.exe file to a patched file.
After do this:

Using Messenger with Escargot on Windows XP, and avoiding the 80048821 error

To use versions of Messenger including and after 4.7.2005 on Windows XP, including MSN Messenger 5, 6, and 7, there are several configuration changes that need to be made to the default Windows XP installation to avoid an authentication error (80048821). At present there are intermittent server issues when connecting via XP, but it still can be made to work with a little effort Turn off SSL2.0 and SSL3.0 Escargot’s server uses TLS1.0 with the TLS_RSA_WITH_3DES_EDE_CBC_SHA cipher as the best se…

and you can login after 5-10 tries.