macOS Catalina

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macOS Catalina
Version of macOS
MacOS 10.15 19A583 Desktop.png
Preliminary name
Latest build
Release date2019-10-07
Support end2022-09
macOS Mojave (10.14)
Replaced by
macOS Big Sur (11.0)

macOS Catalina (10.15) is a version of macOS that was released on 7 October 2019. This version drops support for 32-bit Macintosh applications.

Features[edit | edit source]

  • Sidecar, iPad-based screen mirroring
  • Project Catalyst, iOS subsystem for macOS
  • Siri Shortcuts
  • Window Snapping
  • Music, Podcasts, and TV apps, replacing iTunes
  • iOS device integration in Finder
  • Support for the Mac Pro (2019)
  • zsh as the default shell
  • Removal of Dashboard
  • Read-only System Partition
  • Apple Arcade

Builds[edit | edit source]

Beta[edit | edit source]

RTM[edit | edit source]

10.15.1[edit | edit source]

10.15.2[edit | edit source]

10.15.3[edit | edit source]

10.15.4[edit | edit source]

10.15.5[edit | edit source]

10.15.6[edit | edit source]