Symptoms
There are four changes that are needed to port in Microsoft Skype for Business 2015 (Lync 2013). They are Firsttimesignin and timestamp reporting, Installation Type, dll version reporting, and office versions reporting.
Resolution
To apply these changes, install the January 3, 2017, update (KB3141468) for Skype for Business.Note Lync 2013 was upgraded to Skype for Business in April 2015.
