Microsoft Updates Windows Vista SP1 and Windows XP SP3 Test Builds

Microsoft said on Thursday that it has released another updated test version of Windows Vista Service Pack 1. The company said that the new version, dubbed "Windows Vista SP1 RC Refresh 2," has been released to about 15,000 beta testers. The code is not being made available publicly, Microsoft added. The final version is still on track to be finalized this quarter. Microsoft also released "Windows XP SP3 RC Refresh 2" to beta testers on Wednesday. Windows XP SP3 Final is aiming for a release sometime in the first half of this year, but Microsoft noted: "our timing will always be based on customer feedback as a first priority."