If you are on a fast connection and regularly receive Windows Updates, you probably have the KB955430 file already installed and Vista SP2 will be presented you as a 56 MB update. Because some persons might have band width issues, Microsoft provides a (Five language package) full copy of the Service Pack, which weighs in at about 577 MB’s for 64 bit and 348 MB’s for 32 bit. My install was done through the Standalone installer for Windows Vista SP1 64-bit. After installing the update you can proceed with the installation of the Service Pack itself. The purpose of this file is to assist with the performance of the Service Pack 2 installation which can take some time. Windows Vista Ultimate 64-bit with Service Pack 2 installed.īefore updating to Windows Vista SP2, I had to install a pre-requisite file KB955430. Unlike update rollups, service packs can contain new features or design changes for a product.

With the release of Windows Vista, the definition of Service Pack was updated with a different meaning:Ī software update that combines new security and performance enhancements with existing updates. With the release of Windows NT SP3, Microsoft had defined service packs as a collection of updates for a Windows operating system that were rolled into one file post RTM that made it easier for IT Professionals to update their systems without having to download all the updates individually on each system.

I recently restored my Windows Vista SP1 Complete PC Backup image and decided to update it to SP2 and find out what’s new. Microsoft recently made available the second Service Pack for its flagship desktop operating system Windows Vista.

Windows vista sp2 release date