macOS Catalina 10.15.4 B19E266 freeware

macOS has gone through various redesigns over the years. The operating system comes with any Apple computer and allows you to keep all your macOS and iOS based devices connected within the same workflow. As a result, you get to easily and effortlessly switch between them while continuing working on the same task.

Author Apple Inc.
Released 2020-02-20
Filesize 4900.00 MB
Downloads 79
Installation Instal And Uninstall
Keywords Install macOS, MacOS updater, Update macOS, Installer, Mojave, MacOS, Operating system
Users' rating
(20 rating)
macOS CatalinaOtherMac OS X
macOS Catalina - Freeware Download Notice

macOS Catalina Free Download - we do not host any macOS Catalina torrent files or links of macOS Catalina on,, etc. All macOS Catalina download links are direct macOS Catalina download from publisher site or their selected mirrors.

macOS Catalina freeware - The Latest User Reviews
macOS Catalina freeware - The Latest Versions History
10.15.4 B19E Feb 20, 2020 New Release macOS Catalina 10.15.4 introduces iCloud Drive folder sharing, Screen Time communications limits, Apple Music time-synced lyrics view, and more. The update also improves the stability, reliability, and security of your Mac.
ICloud Drive folder sharing from Finder
Controls to limit access only to people you explicitly invite, or to grant access to anyone with the folder link
Permissions to choose who can make changes and upload files and who can only view and download files
Screen Time:
Communication limits for controlling who your children can communicate with and be contacted by throughout the day and during downtime
Playback control of music videos for your children
Time-synced lyrics view for Apple Music, including the ability to jump to your favorite part of a song by clicking a line in lyrics view
Option to import Chrome passwords into your iCloud Keychain for easy AutoFill of your passwords in Safari and across all your devices
Controls for duplicating a tab and for closing all tabs to the right of the current tab
HDR playback support on compatible computers for Netflix content
App Store with Apple Arcade:
Universal Purchase support enables the use of a singular purchase of a participating app across iPhone, iPod touch, iPad, Mac, and Apple TV
Recently played Arcade games appear in the Arcade tab so you can continue playing on iPhone, iPod touch, iPad, Mac, and Apple TV
Pro Display XDR:
Customized reference modes that you can tailor to specific workflow needs by selecting from several color gamut, white point, luminance, and transfer function options
10.15.3 B19D Feb 20, 2020 New Release Endpoint Security:
New Features:
Using a custom mach service name is now supported for XPC between apps and extensions. See man EndpointSecurity for more information. (57244148)
Mac Catalyst:
Resolved Issues:
DOM keyboard events are now dispatched as expected in WKWebView when pressing or releasing keys. (54580414)

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