Supported Platforms for Lync Web App

To use Microsoft Lync Web App communications software, you must have one of the following supported operating system and Internet browser combinations.

 Notes 

  • You also must have the Microsoft Silverlight 4 GDR 0 (Build: 4.0.50524) browser plug-in, or a later version of Silverlight, installed on your computer.
  • Lync Web App is not supported on 64-bit browsers.
  • Lync Web App is not supported on 32-bit Safari 4.x browsers, except for Macintosh OS 10.4.8 and later versions (Intel-based).
Operating system Internet Explorer 8 (32 bit) Internet Explorer 7 (32 bit) Internet Explorer 6 (32 bit) Firefox 3.x (32 bit) Safari 5.x (32 bit)

Windows 7 (32-bit and 64-bit)

Supported Supported Not supported Supported Not supported

Windows Vista with Service Pack 2 (32-bit and 64-bit)

Supported Supported Not supported Supported Not supported

Windows XP with Service Pack 3 (32-bit)

Supported Supported Supported Supported Not supported

Windows XP with Service Pack 2 (64-bit)

Supported Supported Supported Supported Not supported

Windows Server 2008 R2

Supported Supported Not supported Not supported Not supported

Windows Server 2008 Service Pack 2

Supported Supported Not supported Not supported Not supported

Windows Server 2003 (except on Intel Architecture 64-bit [IA-64])

Supported Supported Supported Not supported Not supported

Windows Server 2000 Service Pack 4

Not supported Not supported Supported Supported Not supported

Macintosh OS 10.4.8 and later versions (Intel-based)

Not supported Not supported Not supported Supported Supported