Hello! Congratulations on the upgrade to Windows Vista Ultimate. While Windows Vista is quite an iconic operating system, it's essential to note that it reached its end of support in April 2017. Regarding your iTunes compatibility issue, here are some steps you can take to address it: 1. Update iTunes: Ensure that you have the latest version of iTunes installed on your Windows Vista system. Sometimes, older versions of iTunes might not be compatible with the newer music files or functionalities. 2. Compatibility Mode: You can try running iTunes in compatibility mode. Right-click on the iTunes shortcut and select "Properties." Go to the "Compatibility" tab and check the box that says "Run this program in compatibility mode...