Lync for Mac issue in Lync online for Office 365.īesides, for Lync on line issue it's better to post on office 365 forum,I suggest you post your question there for more professional help. Set Up your Mac for Office 365 and watch the video Troubleshooting Here is other information about Lync for Mac troubleshooting for KB 887413 for installing a trusted root CA certificate and an intermediate CA certificate on MAC. Get the same message 'The system is unavailable now so you have been signed out of Microsoft Lync'. But on the Mac, Lync signs you out after less than a minute, regardless of what you do or dont do when signed in.
Do you have the CA root certificate installed and trusted on your Mac ?You can check You can sign into Lync fine on PCs and on Macs.
