BranchCache cannot cache files in Office PowerPoint 2010

To resolve this issue, apply the following hotfix:

2553916 Description of the PowerPoint 2010 hotfix package (powerpoint-x-none.msp): June 28, 2011

Registry key information

Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:

322756 How to back up and restore the registry in Windows

After you install the hotfix package, follow these steps to enable the hotfix:

1. Click Start, click Run, type regedit in the Open box, and then click OK.
2. Locate and then click the following registry subkey:
   
   HKEY_CURRENT_USER\ Software\Microsoft\Office\14.0\PowerPoint\Options
3. On the Edit menu, point to New, and then click DWORD (32-bit) Value.
4. Type VistaOfflineFilesCompatMode, and then press ENTER.
5. In the Details pane, right-click VistaOfflineFilesCompatMode, and then click Modify.
6. In the Value data box, type 1, and then click OK.
   
   
7. Exit Registry Editor.