iTunes 7 or later for Windows Installation stops responding while "registering modules"

Some customers may experience an issue when trying to install iTunes 7 or later for Windows where the installer will freeze while "registering modules" as shown below:

This article has been archived and is no longer updated by Apple.

This symptom may be caused by anti-spyware software preventing iTunes from installing correctly. One such application is SpyCatcher. Before installing iTunes, temporarily remove this software to allow the iTunes installer to complete.

Important: Information about products not manufactured by Apple is provided for information purposes only and does not constitute Apple’s recommendation or endorsement. Please contact the vendor for additional information.
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