The last version of iTunes that worked on macOS Catalina (10.15) was 12.10.11. Users often mis-type this as "12.10.11.7" or "117." If you successfully hacked iTunes onto Big Sur, you would need this specific build. We do not recommend this. It causes kernel panics and sync errors.
Running iTunes 1.1.7 on macOS Big Sur presents a stable, albeit limited, security profile. Because the application is essentially a web-view wrapper for the iTunes Store and App Store, it relies on the underlying WebKit frameworks of macOS Big Sur. However, as macOS updates to newer versions (Monterey, Ventura, Sonoma), the support for this specific 1.1.7 architecture evolves. Users on Big Sur should ensure their OS is updated to the latest security patch (macOS 11.7.x) to ensure the embedded store components function correctly. itunes macos big sur 117
Before we dive into the iTunes replacement, let’s clarify the operating system. macOS Big Sur (version 11) was a monumental redesign for the Mac. Version 11.7 is a later security and stability update to that original release. It is not the newest macOS (Sonoma or Ventura), but it remains a stable, popular choice for users with Intel-based Macs and early Apple Silicon M1 Macs. The last version of iTunes that worked on macOS Catalina (10
If your "About This Mac" says macOS Big Sur version 11.7, you are running a mature, secure version of the OS that no longer supports the legacy iTunes application. It causes kernel panics and sync errors
If the Music app didn't automatically import everything: