I can't sign in to windows live messenger 8.5 on Windows Vista?

Problem description: messenger not log in on windows vista

Error code/error message: 80048821

What has been tried so far: i changed my password

Messenger version: windows live messenger 8.5

Windows version: windows vista ultimate

what internet explorer version you have ?

He most likely has IE7

he needs to upgrade to ie 9 to wlm work

nah i had ie8 on my win7 computer and it worked just fine

Anyway, update IE to latest avaliable version and try logon again.

i will try that

Well, for me I using IE7 and it’s work.
and Disable SSL 3.0 and check TLS 1.0 is enabled on Internet Explorer Setting.
if still, try IE9.