AirPort Utility 5.5.3 for Windows
System Requirements:
- Windows XP SP3 or later 
- Windows Vista SP2 or later 
- Windows 7 SP1 or later 
File Size: 10.1 MB
This update contains bug fixes including the following:
- Resolves an issue that caused the AirPort Utility to unexpectedly quit during setup 
Learn more about Apple Wi-Fi at: http://www.apple.com/wifi/
For the latest information on AirPort software, check Software Update in System Preferences or the following Apple website: Apple Support Downloads
For more information on using Apple AirPort products with your Internet account, contact your ISP or go to the AppleCare Knowledge Base at: www.apple.com/support
For information on the security content of this update, please visit: support.apple.com/kb/HT1222
Internet service provider (ISP) compatibility: Internet access requires a compatible ISP - fees may apply.