Hi Peter,
I used this solution below and my MBP back to login in my Lync server:
This Fixed My issue, I make sure you always allow the trust in the last step.
To resolve the 'Sign in to Microsoft Lync failed because the service is not available or you may not be connected to the Internet.' you need to reimport your Lync server certificate. Microsoft office 2011 for mac downloads.
![Microsoft lync for mac catalina Microsoft lync for mac catalina](/uploads/1/3/4/0/134050686/883292386.png)
Ask your system administrator of the Lync server to export the server certificate and provide to you:
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- Log into Lync server
- Open MMC > Add/Remove Snap-in > Select Certificates > Click Add > Select Computer account > Click Next > Local computer > Finish > OK Age of mythology for mac.
![Microsoft Lync For Mac Microsoft Lync For Mac](/uploads/1/3/4/0/134050686/641666035.png)
Use this document to assist you in using and navigating Microsoft Lync. Interface Basics and Symbols. The Lync interface contains several symbols and options to assist your use of Lync. The lower portion of the Lync window contains several different symbols that, when selected, will quickly open a different part of the Lync application. The latest version of Microsoft Lync is 14.4 on Mac Informer. It is a perfect match for Instant Messaging & VoIP in the Communication category. The app is developed by Microsoft and its user rating is 2 out of 5. Microsoft Lync for Mac - 2011 - New update Microsoft expects to replace Lync for Mac 2011 with a new and modern Skype for Business for Mac client—summer 2016. When is this expected? This thread is locked. You can follow the question or vote as helpful, but you cannot reply to this thread. To view the Lync for Mac 2011 deployment guide, go to the following Microsoft website: Lync for Mac 2011 Deployment Guide. The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products. Microsoft Lync for Mac is the new rich client for Lync users on the Mac platform and offers integrated functionality for instant messaging, presence, conferencing and voice. Lync for Mac is designed to work with both Lync Server 2010 and Lync Online to help you.
- Expand Certificates > Personal > Certificates
- Click on the certificate with the fully qualified domain name (i.e. Lyncserver.xyz.com) with the intended purpose 'Server Authentication'
- Right click > All Tasks > Export > Next > No, do not export the private key > Select Base-64 encoded X.509 (.CER) > Next > Give it a name (fully qualified domain name) > Next > Finish
Once provided with the .cer file, exit Lync on your Mac, double click the .cer file to import it into your keychain. Once imported, double click the certificate in Keychain and in the Trust section change 'When using this certificate' to 'Always Trust'. Open office for mac.
Microsoft Lync For Mac Os Catalina
Start Lync back up, and you should be able to log in.
Microsoft Lync For Mac 2015
Oct 7, 2016 1:05 PM