mac os x el capitan upgrade to high sierra

⚠️ If you are currently running macOS 10.15 Catalina, we recommend that you upgrade to the latest version of macOS. It is recommended to stay up-to-date on all operating system and security updates to keep your devices protected. While Apple continues to provide security updates for more recent versions of macOS, we expect Apple will stop providing them for macOS 10.15 after macOS 13 Ventura gets released in October 2022 The last security update from Apple for macOS 10.15 Catalina was in July 2022. Permanent retirement will take place in October 2023, at which point this OS will be moved to the bottom section and won't receive any kind of Support or updates. Sophos Home endpoints running this version of macOS will no longer receive new features, bug fixes, protection updates and customer support (including the ability to re-install the software- as the download is no longer available). Do not close the lid or power off your Mac until installation is complete.Sophos Home support for macOS 10.15 Catalina ends on October 31, 2022. 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 Mac is running Mavericks or newer, you can proceed to upgrade to Catalina. * 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.

Mac os x el capitan upgrade to high sierra