Update Rollup 5 is available for Microsoft Dynamics CRM 2011. It can be downloaded from the Microsoft Download Center as of October 25, 2011 or updated through Windows Update as of November 8, 2011. This update is available for all languages supported by Microsoft Dynamics CRM 2011 and includes the following improvements and critical fixes.
Activity feed for records
Office 365 integration
Enhanced chart designer
Multiple time stamp, time zone, and Daylight Saving Time (DST) fixes
Improved mobile-device detection
Several stability issues running CRM Online 2011 in Internet Explorer 9 have been resolved.
The Outlook Client will no longer accidentally enter an endless-loop synchronization state.
The memory leak (occurring in most versions of Internet Explorer) has been resolved.
Frequent Outlook client crashes caused by Update Rollup 4 have been fixed.
The Update Rollup 4 issue causing unexpected results to be returned by RetrieveEntityRequest in the Software Development Kit (SDK) is fixed.
Microsoft Dynamics CRM 2011 Server
Microsoft Dynamics CRM 2011 E-mail Router
Microsoft Dynamics CRM 2011 Language Pack
Microsoft Dynamics CRM 2011 Reporting Extensions
Microsoft Dynamics CRM 2011 Report Authoring Extension
Microsoft Dynamics CRM 2011 for Microsoft Office Outlook
Supported Operating Systems: Windows 7, Windows Vista, Windows XP
Prerequisites: You must have Microsoft Dynamics CRM 2011 build 5.0.9688.583 installed to apply this update rollup. This update requires Microsoft .NET Framework 4.
Important Note: Update Rollup 5 for Microsoft Dynamics CRM 2011 cannot be removed. Specific database updates are applied in Update Rollup 5 that will not let you uninstall Update Rollup 5. You should back up your databases before you install this update.