BROWSER Compatibility for dynamics crm 2011

Microsoft Dynamics CRM 2011 Update Rollup 12 introduced additional browser compatibility for the Firefox, Chrome, and Safari web browsers.
Browser flexibility applies to all functions within Microsoft Dynamics CRM for both users and administrators. The following table lists the devices, operating systems, and specific browser versions that are affected.

Platform	Internet Explorer	Firefox	Chrome	Safari
Windows XP	Not supported	Not supported	Not supported	Not supported
Windows Vista	Version 7*, 8, and 9	Latest version	Latest version	Not supported
Windows 7	Version 8, 9, 10, and 11	Latest version	Latest version	Not supported
Windows 8	Version 10	Latest version	Latest version	Not supported
Windows 8.1	Version 11	Latest version	Latest version	Not supported
Apple OS X 10.7 (Lion)	Not supported	Not supported	Not supported	Latest version
Apple OS X 10.8 (Mountain Lion)	Not supported	Not supported	Not supported	Latest version

Important Microsoft Dynamics CRM 2011 Update Rollup 17 introduced compatibility with Internet Explorer 11 when it runs in Windows 8.1 or Windows 7. This includes the following supported configurations:

· The web application when it runs in Internet Explorer 11 on a Windows 8.1-based or Windows 7-based computer

· Microsoft Dynamics CRM for Outlook (CRM 2011 client) when you run Office 2013 in Windows 8.1

*** Windows RT is not currently supported.

Source:http://support.microsoft.com/kb/2784954

Hope it helps!