This issue may occur if Lync for Mac tries to integrate or schedule meetings with an Exchange mailbox that isn't hosted in Exchange Online. To troubleshoot this issue, see the Federated users synchronized from on-premises Active Directory Domain Services can't sign in by using a password that's longer than 16 characters section. This issue may occur in scenarios in which a federated user tries to sign in, and this user has a password that's longer than 16 characters.
If the problem continues, please contact your support team. Attempting to download macOS High Sierra from the Mac App Store I found that a small 19 MB version of the Install macOS High Sierra.app file downloads to the Applications folder, rather than the complete 5.2 GB installer file. The user name, password, or domain appears to be incorrect. To troubleshoot this issue, see the Users may be unable to sign in unless they first use an incorrect sign-in address section. If the problem continues, please contact your support team. Please verify your logon credentials and try again.
To troubleshoot this issue, see the Make sure that users follow the correct steps when they sign in to Skype for Business Online section. This issue may occur if Lync can’t detect a suitable Lync Server. Also, make sure your network connection cable is securely connected. The service might not be available, or you might not be connected to the Internet. The following table describes error messages that may occur when users sign in or use Lync for Mac with Skype for Business Online. Microsoft Office 2011 for Mac version 14.6.8 and later versions.
See MS16-107: Description of the security update for Office 2016 for Mac: Septemfor more information. The following applications and versions are compatible with macOS 10.12 Sierra: Microsoft Office 2016 for Mac version 15.26 and later versions. Specifically, Lync would connect when I was at home, on public. After upgrading my Macbook Pro to the new macOS Sierra (v10.12), the Microsoft Lync 2011 client (v14.4.1) had a problem when attempting to connect with credentials for one of my customers. Video: Communicating Us ing Lync for Mac. Here is the Lync update for Mac if it is already installed: M.
Visit the link for further explanation on how to install Lync on your Mac: Lync Installation on a Mac. Microsoft Lync for macOS is the new rich client for Lync users on the Mac platform and offers integrated. Microsoft Lync for Mac gives you instant messaging (IM), audio and video calls, online meetings, availability (presence) information, and sharing capabilities all from one, easy-to-use program.It’s a slimmer version of the full Lync client and provides the same core functionality. Lync for Mac is designed to work with both Lync Server 2010 and Lync Online to help you: Control communication costs Improve user productivity. Microsoft Lync is the new rich client for Lync users on the Mac platform and offers integrated functionality for instant messaging, presence, conferencing and voice.