If your System Preferences doesn’t include Software Update, use the App Store to get updates instead. In the System Preferences window, click Software Update.
What can you do with old Mac computers?įrom the Apple menu in the corner of your screen, choose System Preferences. Can I upgrade my mid 2011 iMac to Catalina?. What are the names of Mac operating systems?. What is the latest OS for iMac late 2012?. How do I update my Mac when it says no updates available?. How do I install an operating system on an old Mac?. How do I check if my Mac is compatible?. What operating system can I upgrade to on my Mac?. Do not close the lid or power off your Mac until installation is complete. During installation, your Mac may restart, or display a blank screen for a short time. In the Updates window, locate the line that says Catalina. In the App Store, on the left side of the window, select Updates. In the menu bar, click the Apple icon to open the Apple menu. 
Do not close the lid or power off your Mac until installation is complete.Īfter you've gone through the preparation steps, you need to download and install the latest version of macOS.
During installation, your Mac may restart, or display a blank screen short time. When this process is complete, an installer application named Install OS X El Capitan is placed in your Applications folder. Follow the on-screen instructions to perform a compatibility check, and prepare for installation. In the archive, double-click InstallMacOSX.pkg. Double-click the downloaded archive, InstallMacOSX.dmg, to view its contents. The file size is 5.8 GB, so the download may take a while, depending on the speed of your Internet connection. Download the El Capitan installer from Apple. If your Mac is running OS X Lion or Mountain Lion, follow these steps to upgrade to El Capitan. If your System Preferences doesn't include Software Update, learn how to upgrade to macOS Monterey or upgrade to an older macOS, and use the Updates tab of the App Store app to get app updates. If your Mac is running Mavericks or newer, you can proceed to upgrade to Catalina. From the Apple menu in the corner of your screen, choose System Preferences. * If your Mac is running OS X Lion or Mountain Lion, you must upgrade to El Capitan before you can upgrade to Catalina. The following versions of OS X and macOS can be upgraded to macOS Catalina. 
If anything goes wrong, you can restore your Mac to its previous state. Back up your dataĪlthough not required, we strongly recommend you back up your Mac before proceeding with an upgrade. However, you can still try to upgrade to El Capitan. If your Mac is not on this list, you cannot upgrade to Catalina.
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