After installing iTunes 10.x, launch the App Store (or Software Update in System Preferences) and "Automatically check for updates." Otherwise, macOS will immediately prompt you to update to an incompatible newer version.
: You can find older software versions on the iTunes for Mac Manuals and Downloads page. download itunes 101399 for mac free
Note: The internal build number 101399 corresponds to iTunes version 10.1.3 (released February 2011). After installing iTunes 10