Lync 2011 for Mac doesn't automatically sign back in Content provided by Microsoft Applies to: Microsoft Lync for Mac 2011 Select Product Version All Products Symptoms On a computer that's running Microsoft Lync for Mac 2011, one of the following conditions occurs:The computer switches between access points for its connection.The computer is awakened from sleep mode.In this scenario, the client may not automatically sign back in to Lync after the network connection is reestablished. Resolution To fix this issue, install the update for Lync for Mac 2011 14.3.3. Last Updated: 25 Feb 2016 Did this solve your problem? Yes No Tell us what we can do to improve the article Submit Thanks! Your feedback will help us improve the support experience.