Today Microsoft released Windows Search 4.0 and the Multilingual User Interface Pack (MUI) for Windows Search 4.0.
This update include de following improvements :
- Support for indexing encrypted documents of local file systems
- Reduced affect on Microsoft Exchange when you index e-mail in online mode, and there is no local cache (.ost)
- Support for indexing online delegate mailboxes
- Support for client-to-client remote query to shared indexed locations
- Improved indexing performance
- Faster previewer updates for Windows XP
- Per-user Group Policy settings
- Windows software updates for Watson errors
- Support for new enterprise Group Policy objects
Source & download : support.microsoft.com