The Microsoft Update may show that your computer is up-to-date but you may be able to improve system stability and performance with these 90 updates for Windows 7 and Server 2008 with a hotfix that was released earlier in 2013.
This enterprise hotfix fix WebDAV, DFSN client, Folder Redirection, Offline Files and Folders, SMB client, Redirected Drive Buffering Subsystem, Multiple UNC Provider, SMB Service, TCP protocol components (Network Performance), processing of Group Policies, Group Policy preferences, helps to reduce network load and domain load, WMI and more.
Information on the hotfix is here – (http://support.microsoft.com/kb/2775511/en-us)
Where do you get the hotfix? The hotfix can be downloaded here. You MUST use Internet Explorer to apply the hotfix. The hotfix from the Windows Update Catalog requires you to install components to download the files of your choice.
After downloading the update, you will need to double click the installation file and after the hotfix is applied, you must restart your computer.