If the Mac App Store links above aren’t working While the above versions of macOS will work with newer Intel-based Macs, the following versions are specifically made for Macs with Intel chips. How to download an older version of macOS for an Intel Mac Follow the instructions in the Monterey section above.Follow the Mac App Store link using Safari to open the Big Sur page.You should be able to find the “Install macOS Monterey” app in your Applications folder, which you can use to to downgrade and install an older version of macOS.If you do, the installer will automatically be deleted (plus it won’t install if you are already running Ventura). Once the installer has downloaded do not click “Install”.It might look like an update rather than the full version, but you’ll see from the size of the download (around 6GB) that this is the complete installer for Monterey. Eventually a message “Are you sure you want to download macOS Monterey” will appear. Software Update will open with the words “Finding Update”.Follow the Mac App Store link through Safari to open the Mac App Store on the Monterey page.Follow these steps to download macOS Monterey (or other versions of macOS below) from the Mac App Store: I think it is therefore necessary to replace the internal HDD with a 128 or 256 GB SSD.Apple only replaced Monterey with macOS 13 Ventura in October 2022, but you can still download the installer for Monterey from the Mac App Store. and I was able to reboot my iMac mid 2010 (with very long USB loading times). So I installed High Sierra 10.13.6 on an external hard drive (USB) to test my guess (HDD corrupt). This is probably due to a problem on the internal hard drive, the original 1TB HDD. At each attempt, this message appeared: cannot complete the installation due to a problem. Unfortunately, none of the various attempts were successful. Then I created an installer via usb stick, and tried to install the operating system on my iMac Mid 2010 (iMac11,3). I was able to download the macOS High Sierra 10.13.6 full installer version thanks to a mid 2012 macbook pro with macOS El Capitan installed.Īll other attempts with the latest mac book pro and already installed versions of the operating system (Catalina or Mojave) have been unsuccessful. Restart your mac and try downloading High Sierra again. I am not entirely sure it will make a difference but uncheck that box. "Downloading new updates." is a bit misleading it is in fact downloading Install macOS High Sierra.appįrom your earlier screenshot of the Software Update panel you have checked the box Automatically keep my mac up to date. When I click on Download the Software Updates window opensĪnd after a couple of minutes I see this, This will redirect you to the App Store High Sierra page Go to Section 4 and click on Get macOS High Sierra How to upgrade to macOS High Sierra - Apple Support (My mac is/ was capable of running High Sierra) I am doing this on a mac with macOS Mojave 10.14.6 installed. If that is not the case then I probably do the same a you. Apple does not take into consideration that you want to download the installer and then install it on another older compatible mac. The reason I ask is that any mac that came preinstalled with a newer OS than High Sierra will not be allowed to download High Sierra or any older OS. Mike you are trying to download High Sierra to your MacBook Pro, did this MacBook Pro come preinstalled with Mojave or Catalina.
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