![]() ![]() The full list of compatible Mac models is as follows: MacOS Catalina is a major update that introduces a range of new features and changes including cross-platform app support for third-party apps, no more iTunes, iPad as a second screen functionality, Screen Time, and more.Įvery Mac that can run macOS Mojave will run macOS Catalina, with the exception of the mid-2010 and mid-2012 Mac Pro models. To follow the steps in this article, you'll need an empty 16GB or larger USB thumb drive (USB-C or USB-A, depending on your Mac) and an hour or two of downtime while the installation procedure completes.Īlso, be sure to perform a full backup of your Mac beforehand using Time Machine, so that you can restore your original system from the Recovery partition if something goes wrong. Performing a clean install can also remove annoying quirks and strange behaviors that your Mac may have inherited over time, and often helps to reclaim disk space caused by junk files left by third-party apps. This update also includes bug fixes and other improvements.This article guides you through the process of performing a clean installation of macOS 10.15 Catalina using the bootable USB drive method, rather than upgrading your Mac using Apple's standard installation package, which retains existing user data and any user-installed apps.Ĭreating a bootable USB drive provides you with a convenient way to install a fresh copy of macOS Catalina on multiple Macs. ![]() The update also improves the stability, reliability, and security of your Mac.īattery Health Management - Battery health management to help maximize battery lifespan for Mac notebooks - Energy Saver preference pane now displays battery condition and recommends if the battery needs to be serviced - Option to disable battery health management - For more information, please visit įaceTime Prominence Preference - Option to control automatic prominence on Group FaceTime calls so video tiles do not change size when a participant speaksĬalibration Fine-Tuning for Pro Display XDR - Controls to fine-tune the built-in calibration of your Pro Display XDR by adjusting the white point and luminance for a precise match to your own display calibration target MacOS Catalina 10.15.5 introduces battery health management in the Energy Saver settings for notebooks, an option to control automatic prominence of video tiles on Group FaceTime calls, and controls to fine-tune the built-in calibration of your Pro Display XDR. Apple's full release notes for macOS Catalina 10.15.5 are below. The new update should successfully fix the problem. With the update, large data transfers will no longer cause Finder to become unresponsive.Īfter installing macOS Catalina 10.15.4, some Mac users began experiencing occasional system crashes, primarily caused by large file transfers. The macOS Catalina 10.15.5 update also addresses an issue that caused large data transfers to RAID volumes to freeze up the Finder app. When a Mac is used plugged in and the battery is kept full all the time, the Battery Health Management feature will kick in and stop short of a full charge.īattery Health Management is an optional feature that can be disabled through the System Preferences app, with instructions available in our how to. Keeping a MacBook charged at its full capacity at all times can reduce battery health. Battery Health Management is meant to extend the overall lifespan of a Mac's battery by reducing the rate of chemical aging.īattery Health Management analyzes the battery health of a laptop and its charging pattern, and in some cases, it will preserve battery longevity and health by not charging a MacBook to its full capacity. The macOS Catalina 10.15.5 update introduces a new Battery Health Management feature for Mac notebooks. ![]() MacOS Catalina 10.15.5 is a free update that can be downloaded from the Mac App Store using the Update feature in the System Preferences app. macOS Catalina 10.15.5 comes two months after the launch of macOS Catalina 10.15.4, which introduced Screen Time Communication Limits. Apple today released macOS Catalina 10.15.5, the fifth update to the macOS Catalina operating system that was released in October 2019.
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