Windows 7 worked on Windows 7. These were broadly divided into "core operating system" and "Windows client experience", in turn organized into 25 teams of around 40 developers on average. In October 2008, it was announced that Windows 7 would also be the official name of the operating system. There has been some confusion over naming the product Windows 7, while versioning it as 6.1 to indicate its similar build to Vista and increase compatibility with applications that only check major version numbers, similar to Windows 2000 and Windows XP both having 5.x version numbers. The first external release to select Microsoft
Management features new to Windows Vista Startup Repair checks for corruption of operating system and other components, such as Boot Configuration Data, disk and file system metadata, the Master Boot Record, and the Windows Registry. Microsoft has stated that the utility is intended to repair over eighty percent of issues. "Package Manager", part of the Windows Vista servicing stack, replaces the previous "Package Installer" (codice_1) and "Update Installer" (codice_2). Microsoft delivers updates for Windows Vista as files and resources only. Package Manager, Windows Update, and the Control Panel item to turn Windows features on and off, all use the Windows Vista servicing stack. Package Manager can