
Windows Vista SP1 (the x64 version) has made it to RTM in February, however the general users are in wait to find SP1 to come to Windows update. As reports published in Tech ARP (thanks to WinVistaClub) suggests that Windows Vista SP1 is all set to make its appearance in Windows update at mid April.

Users are need to install some prerequisite for Windows Vista SP1, KB937287, KB935509, and KB938371 addresses the issue, which are necessary to install before applying Windows Vista SP1.
Windows Service Pack Blocker
For many users in corporate sector some time Service pack may create problem with some custom made software and product incompatibility or some time downloading for a large volume of systems would create bandwidth issue just for such reason if any user doesn’t want Service Pack 1, for those Microsoft has release a Service pack blocker tool for Windows Vista SP1 to prevent Windows Vista service pack1 to get install via Windows update.
This tool is valid for 12 month after the release of Service pack one.
Prepare your self for Service Pack 1
Few prerequisites for Windows Vista SP1 from a end user point a view are,
- You must un-install any Beta version of Service Pac, if you have them installed.
- You may need to install as many as three prerequisite updates: KB937287, KB935509, and KB938371
- Ensure that you are connected to the Internet and PC/Notebook is running AC Power source
- Click Start, click Control Panel, double-click Windows Update, and then click Check for Updates.
- If you have not installed the updates in step one then you would be asked to install KB937287, KB935509, and KB938371 which will require you to reboot.
- Click Start, click Control Panel, double-click Windows Update, and then click Check for Updates.
- Select the SP1 update (KB936330). If there are other updates displayed, make sure that SP1 is the only update selected, and then click Install.
- After Setup downloads the update, accept the EULA and then click Install.
- Setup will begin the installation. When prompted, click Restart now. During this second installation phase, Setup will prevent you from logging on while the service pack is being installed. The installer will automatically restart the computer several times during this process.
The download Size via Windows update
Windows Vista SP1 x86 >> 65 MB
Windows Vista SP1 x64 >> 125 MB
You need 1170 MB disk space for x86 where as 1505 MB for x64 edition.
Download the Vista SP1 Standalone installation files
The Windows Vista Service Pack 1 x86 (32 bit)
The Windows Vista Service Pack 1 x64 (64 bit)
How to know which version of vista you are running ?
Few Known application incompatibility
Please find the details about few known application incompatibility after you install Windows Vista Service Pack 1.
Help, I dont see Service Pack 1 in Autoupdate / Windows update
Please read the facts which may prevent your PC not to receive the SP1