I am asked for Microsoft Exchange Server 2007 Service Pack 1 with Update Rollup 4 when I try to add my hotmail account to Outlook 2011 on my Mac

I am asked for Microsoft Exchange Server 2007 Service Pack 1 with Update Rollup 4 when I try to add my hotmail account to Outlook 2011 on my Mac but when I try to apply an update I am told that I cannot apply that update. I have used microsoft update and it is at the latest version.