. If you're already in iTunes, continue to step 2.
Apple Mac Software Downloads
If you're not in iTunes, skip to step 4. Click the iTunes menu and then click Check for Updates. In the pop-up window, click Download iTunes.
Update Software For Mac
Skip to step 6. Click the Apple menu in the top-left corner of the screen. Click App Store. The App Store program opens and automatically goes to the Updates tab, where it displays all available updates. You may not see the iTunes update right away. It may be hidden with other macOS-level updates in a collapsed Software Updates section at the top. Expand that section by clicking More.
Free Upgrade Software For Mac Mini 10.4
Click the Update button next to the iTunes update. The App Store program then downloads and automatically installs the new version of iTunes. When the update is complete, it disappears from top section and appears in the Updates Installed in the Last 30 Days section at the bottom of the screen. Launch iTunes and you'll be using the latest version.