If you have network administration experience, you can use Lync to In addition, you can download the software in any language that's available.
You can find out which version is the current one on the Current Versions of Microsoft Products page. You can choose to download the current version or the previous version of this software. Which Versions of This Software Are Available?
See a summary of Volume Licensing Product Use Rights for specific licensing details. Lync for Mac is a communications client that works in conjunction with Skype for Business Server, Lync Server, or Skype for Business Online.