

Optimise Storage selects “Automatically delete watched films and TV shows”. In macOS Mojave or earlier, open iTunes, choose iTunes > Preferences from the menu bar, then click Advanced.

Then click Options next to iCloud Drive: Store in iCloud turns on the Desktop & Documents Folders setting. If you're using macOS Catalina, choose Apple menu > System Preferences, click Apple ID, then select iCloud in the sidebar: Store in iCloud turns on the Optimise Mac Storage setting on the right.You can also control those settings directly within each app. The button for each recommendation in the Storage Management window affects one or more settings in other apps.
