Service Pack 1 for Windows Vista brings 551 fixes

This is the complete list of modified modules:

• 75 Internet Explorer
• 41 Sleep/Hibernation & Power Management
• 38 Storage
• 35 Hardware and Drivers
• 35 Networking
• 28 Desktop and Shell
• 25 Printing & Scanning Technologies
• 25 .NET Framework, Data Components, Development Tools
• 24 Setup, Deployment, Backup, and Activation
• 24 Windows Media Center
• 23 International/Localization
• 20 Computer Management, Administration, and Tools
• 19 Application Compatibility
• 19 Multimedia
• 16 Performance and Reliability
• 16 Startup/Shutdown
• 13 Time Zone/Daylight Saving Time
• 13 Windows Media Player and Related Technologies
• 12 Security
• 12 Remote Access, VPN
• 8 IIS and WebDAV issues
• 7 Wireless Networking
• 7 Offline Files
• 6 Windows Mail and Web-based Software
• 5 Windows Sidebar and SideShow
• 5 Windows Portable Devices

Obviously Internet Explorer (the Internet exposed module of Windows) is the one with more patches, however I'm glad to see lots of updates for "Sleep/Hibernation & Power Management", "Storage" and "Networking".