Download RC1 of Vista’s SP1 Build 6001.17128 below:
Via Windows Update:
Make sure you uninstall ALL previous versions of Vista SP1 first.
Download it Here
The torrent contains a standalone installer(445.23MB in size).
Only 32bit version is avaliable ATM.
Download the torrent here
Microsoft’s statement:
“Today, Microsoft released the latest pre-release build of SP1 – ‘Windows Vista SP1 RC Refresh’ — to [...]