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- Download and install Skype for Business Basic. When you click the Download button on the page, you will be prompted to choose the download that matches the edition of your other Office applications (32-bit edition or 64-bit edition). If you don't know, choose 32. The installer will check the edition for you.
- This is free download. For more information about features available in Skype for Business Basic in comparison to the Skype for Business client, please visit this page: Skype for Business client comparision chart Note: This Skype for Business Basic MSI desktop client provides presence, instant messaging and conferencing features.
Get Skype, free messaging and video chat app. Conference calls for up to 25 people. Download Skype for Windows, Mac or Linux today. From the Download Center, go to the download page where you can download Skype for Business Mac. Click the Download button and allow the package file to download safely to your computer. Once the file has finished downloading, double-click on it in order to launch the Skype for Business Installer so you can begin the installation process.
Read this topic to learn about hardware, software, and infrastructure requirements for running Skype for Business on a Mac.
The Skype for Business on Mac Client is available for download.
Hardware and software requirements for Skype for Business on Mac
The Skype for Business on Mac client requires Mac OS X El Capitan and higher, and uses at least 100MB of disk space. We support the use of all built-in audio and video devices. External devices must be in the Skype for Business Solutions Catalog.
Note
This list is preliminary and some devices may be qualified for Lync, but not supported on Skype for Business on the Mac.Refer to the System requirements for the minimum hardware required.
Legacy Mac clients
Skype for Business Server 2015 also supports the following legacy clients on computers that are running Mac OS 10.5.8 or latest service pack or release (Intel-based) operating systems (Mac OS 10.9 operating system is not currently supported). For details about supported features, see Desktop client feature comparison for Skype for Business.
Skype For Business Mac Download Previous Version
Microsoft Lync for Mac 2011 (see Lync for Mac 2011 Deployment Guide)
Microsoft Communicator for Mac 2011 (see Communicator for Mac 2011 Deployment Guide)
These clients are not supported by Skype for Business Server 2019.
Infrastructure requirements for Skype for Business on Mac
The Skype for Business on Mac client leverages both the Unified Communications Management Platform (UCMP) as well as the Unified Communications Web API (UCWA) that our mobility clients use.
The client has the same requirements as our mobility clients in that you must have an Access Edge Server and Reverse Proxy deployed in a supported configuration.
Authentication
The Skype for Business on Mac client supports Cert-based authentication, Microsoft Modern Authentication, and Multi-Factor Authentication when deployed and enabled.
Note
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Due to a current limitation, the user's Exchange credentials must be the same as their Skype for Business credentials.
Certificates
Certificates in use on the Access Edge, Reverse Proxy and Front End servers must not use the SHA-512 hash algorithm.
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The HTTP Certificate Revocation List must be defined and accessible by the client. For example, we don't support an LDAP entry in the certificate as your Certificate Revocation List.
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DNS
Mobility must be properly deployed for the Skype for Business on the Mac client to function properly. A common failure scenario is to have both of the following DNS entries resolvable on the internal network:
Skype
lyncdiscoverinternal.<sipdomain>
lyncdiscover.<sipdomain>
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For more information, refer to: Deploying Mobility in Lync Server 2013, and the Microsoft Lync Server 2010 Mobility Guide.