Apple today released AirPort Utility 5.5.3 for Mac which contains bug fixes including the following:
• Resolves an issue that caused the AirPort Utility to unexpectedly quit during setup
AirPort Utility 5.5.3 for Mac is available via Software Update.
More info and download link (10.8 MB) here.
Apple today also released AirPort Utility 5.5.3 for those unfortunate souls who inexplicably subject themselves to Winblows. It resolves the same issue. Now all you need to address is your OS issue.
More info and download link (10.1 MB) here.
[Thanks to MacDailyNews Reader “Lava_Head_UK” for the heads up.]