Article ID: 2796750 - View products that this article applies to.
Consider the following scenario:
Note If you update the view in the contacts list or you sign out and sign in to Lync 2010 again, the contacts will display in alphabetical order.
This issue occurs because Lync 2010 does not sort the contacts in alphabetical order again when a name is update from the Contacts folder to the Lync Contacts folder.
To resolve the issue, install the following cumulative update:
(http://support.microsoft.com/kb/2791382 / )Description of the cumulative update package for Lync 2010: March 2013