This is the first service pack for XenDesktop 5, you can download it from here : XenDesktop 5 SP1 (MyCitrix logon required) Here is the list of improvement : Licensing enhancements. Version 11.9 of the License Server supports user/device licensing, manages license checkout information, and provides information that enables you to check out the least number of licenses. For further details, including any changes to system requirements, see Licensing Your Product. You can use Desktop Studio to track and manage license usage and license models, and also to access the License Administration Console; for further details see Managing Licensing. Support for XenServer 5.6 Service Pack 2. This includes support for IntelliCache. For further details see Using IntelliCache with XenDesktop. Blade power management. Support is provided for third party plug-ins for blade servers. You can add machines to an Existing catalog by using the Import List option to specify a .csv file in which machines are specified by unique ID instead of by name. The set of power management options available in Desktop Studio is based on the capabilities reported by the plug-in. Support for Microsoft SCVMM R2 Service Pack 1 and Hyper-V 2008 R2 Service Pack 1. Support for VMware VSphere 4.1 Update 1. And some bug fixed : Adding, deleting, or editing a policy while a session printer in another policy is unavailable causes an error message to appear, stating that the paper size is not supported. XenDesktop 5 does not work with Secure Gateway 3.2 when the Secure Gateway points to a XenDesktop 5 STA. This fix provides an improved licensing check. Right-clicking and selecting the Group Policy Management Settings tab can cause the Delivery Services Console to exit unexpectedly. Machine creation fails if the master image is located on a VMware ESX DVS(DistributedVirtualSwitch) port group. Attempts to configure a XenDesktop site fail unless the Active Directory domain name and the DNS domain name are identical. User authentication fails and sessions fail to launch when the authentication is done at the Web Interface in Gateway Direct mode. This fix prevents certain unnecessary error messages from being written to the Event log. Remote Assistance fails if the Virtual Desktop Agent VDA has more than 1 network interface card enabled. I deployed this update on my lab and the installation was very smooth : The upgrade takes place in two stage, the first one during the upgrade wizard, the second…