The other prerequisite updates that are listed in this article apply to all versions of Windows Vista.īefore Windows Vista SP1 is released, these prerequisite updates will be delivered to most users through Windows Update as part of regularly scheduled monthly updates.
Prerequisite update 935509 that is listed in this article only applies to Windows Vista Enterprise and to Windows Vista Ultimate. The software updates that are required depend on the version of Windows Vista that you want to upgrade. Two or three additional software updates are required before you install Windows Vista SP1. Additionally, these updates help improve reliability when you install or remove Windows Vista SP1. These software updates are a prerequisite for Windows Vista Service Pack 1 (SP1). This article describes the prerequisite software updates that apply to versions of Windows Vista that are mentioned in the 'Applies to' section. Windows Vista Windows Vista Enterprise Windows Vista Ultimate Windows Vista Business Windows Vista Home Basic More.
