What's New in macOS Catalina 10.15.5 Update and How to Download It
How to Download and Install OS X Catalina on Your Mac
OS X Catalina is the latest version of Apple's operating system for Mac computers. It was released in October 2019 and offers many new features and improvements over previous versions. If you have a compatible Mac, you can upgrade to OS X Catalina for free and enjoy a better user experience, enhanced security, and more functionality. In this article, we will show you how to download and install OS X Catalina on your Mac step by step.
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What is OS X Catalina and why you should upgrade
OS X Catalina is the sixteenth major release of macOS, Apple's desktop operating system for Macintosh computers. It is the successor to macOS Mojave and was succeeded by macOS Big Sur in November 2020.
OS X Catalina features and benefits
OS X Catalina introduces many new features and apps that make your Mac more powerful, productive, and fun. Some of the highlights include:
Apple Arcade: A game subscription service that gives you unlimited access to over 100 new and exclusive games across your devices.
Apple Music, Apple Podcasts, and Apple TV: New Mac versions of these apps that replace iTunes and let you enjoy your favorite media content in a simple and elegant way.
Sidecar: A feature that lets you use your iPad as a second display or a drawing tablet for your Mac.
Voice Control: A feature that lets you control your Mac entirely with your voice, making it more accessible for users with disabilities.
Screen Time: A feature that lets you monitor and manage your time spent on apps, websites, and categories across your devices.
Activation Lock: A feature that prevents anyone from erasing or activating your Mac without your Apple ID and password, making it more secure in case of theft or loss.
And more: Other features include improved security, privacy, performance, battery life, dark mode, photos app, notes app, reminders app, Safari browser, Mail app, Find My app, QuickTime Player app, etc.
For a more detailed overview of what's new in OS X Catalina, you can visit [Apple's official website](^1^).
OS X Catalina compatibility and requirements
OS X Catalina officially runs on all standard configuration Macs that supported Mojave. However, some older models may not be able to use certain features or apps that require more power or memory.
How to download macOS Catalina from the App Store
Download macOS Catalina 10.15.5 update with battery health management
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Download macOS Catalina installer from Apple Support
macOS Catalina 10.15.7 download for bug fixes and security improvements
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Download macOS Catalina disk image file for older Macs
How to use macOS Recovery to download macOS Catalina
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Download macOS Catalina and use Voice Control to control your Mac with your voice
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How to download macOS Catalina on an external drive
Download macOS Catalina and use Safari with enhanced privacy and performance
How to download macOS Catalina on a USB flash drive
To install OS X Catalina on your Mac, you need:
A compatible Mac model (see the list below)
OS X 10.9 or later
4GB of memory
12.5GB of available storage (or up to 18.5GB if upgrading from OS X Yosemite or earlier)
An Apple ID (to use some features)
A compatible Internet connection (to download the installer and use some features)
The following Mac models are compatible with OS X Catalina:
Early 2015 or newer
Mid 2012 or newer
Mid 2012 or newer
Late 2012 or newer
Late 2013 or newer
Late 2012 or newer
If you are not sure which Mac model you have, you can click the Apple menu in the top-left corner of your screen and choose About This Mac. You will see the model name, year, and other specifications of your Mac.
How to download OS X Catalina from the App Store
Once you have checked your Mac model and storage space, you are ready to download OS X Catalina from the App Store. Here are the steps to follow:
How to check your Mac model and storage space
To check your Mac model, you can follow the instructions in the previous section. To check your storage space, you can do the following:
Click the Apple menu and choose About This Mac.
Click the Storage tab and see how much free space you have on your Mac.
If you need more space, you can click the Manage button and use the tools to optimize, delete, or move files to iCloud or an external drive.
You can also use a third-party app like CleanMyMac X to scan and clean your Mac of junk files, duplicates, large files, old backups, etc.
How to back up your Mac before upgrading
Before you upgrade to OS X Catalina, it is highly recommended that you back up your Mac using Time Machine or another backup method. This way, you can restore your data in case something goes wrong during the upgrade process. To back up your Mac using Time Machine, you can do the following:
Connect an external hard drive to your Mac.
If prompted, choose to use the drive as a backup disk.
If not prompted, open System Preferences and click Time Machine.
Click Select Backup Disk and choose your external drive.
Turn on Time Machine and wait for the backup to complete.
You can also encrypt your backup for extra security by checking the Encrypt backups option.
You can check the progress and status of your backup by clicking the Time Machine icon in the menu bar.
To learn more about backing up your Mac, you can visit [Apple's support website].
How to download the OS X Catalina installer
To download the OS X Catalina installer from the App Store, you can do the following:
Open the App Store app on your Mac.
Type OS X Catalina in the search box and hit Enter.
Click the Get button next to OS X Catalina in the search results.
The download will start automatically and you will see a progress bar in the Launchpad icon in the Dock.
The download size is about 8GB and may take some time depending on your internet speed.
You can pause or resume the download by clicking the Launchpad icon and holding down the Option key.
You can also cancel the download by clicking the X button next to OS X Catalina in Launchpad.
Once the download is complete, the OS X Catalina installer will open automatically. If not, you can find it in your Applications folder or Launchpad.
How to install OS X Catalina on your Mac
After you have downloaded the OS X Catalina installer, you are ready to install it on your Mac. Here are the steps to follow:
How to launch the OS X Catalina installer
To launch the OS X Catalina installer, you can do one of the following:
If it opened automatically after downloading, just click Continue.
If it did not open automatically, go to your Applications folder or Launchpad and double-click Install macOS Catalina.
If you want to create a boot able USB drive or DVD with the OS X Catalina installer, you can follow the instructions on [this website].
Before you proceed, make sure your Mac is plugged into a power source and connected to the internet. You may also want to quit any open apps to avoid any interference.
How to follow the onscreen instructions and agree to the terms and conditions
After you launch the OS X Catalina installer, you will see a series of screens that will guide you through the installation process. Here are the steps to follow:
Click Continue on the first screen and read the information about OS X Catalina.
Click Continue again and agree to the software license agreement.
If prompted, enter your administrator password and click OK.
Click Continue on the next screen and read the information about upgrading from a previous version of