Microsoft has started sending out private beta testing invites for its Windows Vista Service Pack 2 (SP2) and Windows Server 2008 SP2 release, the Vista SP2 Beta and Windows Server 2008 SP2 is expected to be released in four weeks from now.

The Windows Vista Service Pack 2 update will include support for Wireless Bluetooth v 2.1, VIA 64-bit CPU, Windows Search 4, print server and spooler performance improvements and other application compatibility updates, the placeholder page for Windows Vista and Windows Server 2008 SP2 release is already online at Microsoft support website here, as happened in the past with Windows XP SP3 we can expect a similar Windows Vista Service Pack 2 leak before the official beta release.