: Users with a compatible iPad could suddenly use it as a wireless second display for their Mac, complete with Apple Pencil support.
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: This release introduced Project Catalyst , which allowed developers to easily bring iPad apps like Twitter and Asphalt 9 to the Mac App Store. : Users with a compatible iPad could suddenly
Apple keeps a hidden support document containing deep links to past operating systems. Clicking the link bypasses the App Store search restrictions. macos catalina 1015 19a583 mac app store dow
The Safari start page was updated to surface frequently visited sites, bookmarks, and iCloud Tabs. The Mail app gained tools to mute email threads, block senders, and unsubscribe from mailing lists directly.
Ensure your Mac's date and time are set automatically.