The first step is to install the Administrative Tools. When the server is fully patched it’s time to start upgrading the server. Skype for Business installs SQL Express 2014 during the setup process. the platform need to be running this version. Please note that this is a prerequisite for the upgrade, i.e. \SQLEXPR_圆4_ENU.exe /ACTION=Patch /allinstances /IAcceptSQLServerLicenseTermsĪll instances will be automatically upgraded: You can patch the server by opening a Lync Management Shell window and entering the following commands: Stop-CsWindowsService The latest available Service Pack for SQL 2012 is SP2 which can be downloaded here:
The Updates for Lync Server 2013 article ( ) describes how to update your Lync servers to the latest CU level.
I’m running Windows Server 2012 R2 on all my servers, so the only updates I have to apply is the Cumulative Update for Lync (to be safe, the May 2015 Cumulative Update ( ) and the SQL Server 2012 SP1 update.