I clicked the "GET" button which then then runs Software Update and I get an alert saying "Update not found - The requested version of macOS is not available." I seem to recall the "GET" button changing to "Download" when pressing the option key or something but that doesn't seem to work anymore.Īnyway, I went with the "set the clock back to 2014" kludge and was able to install High Sierra.īut my question is: Are older *working* macOS installers for older Macs actually no longer available? Or can you just not download them with a Mac running Catalina? (I have High Sierra in a VM, so I guess I could try that at some point. So I found a direct link which ended up opening the High Sierra page in the App Store app. I searched for 'High Sierra' in the App Store app and. I tried searching for High Sierra in the app store (on my Catalina Mac) but nothing showed up. Install MacOS High Sierra 10.13 On VMware Install MacOS High Sierra 10.13 On VirtualBox Install MacOS Sierra 10.12 On VMware Step By Step Fix macOS High Sierra Problem on VMware. Cannot download High Sierra installer via 'How to upgrade' support article There is a link in the line 'If you still need macOS High Sierra, use this App Store link: Get macOS High Sierra.' The link just opens the App Store main page without going directly to the High Sierra download page. It's my understanding that this is caused by an expired certificate. (Probably should have tried it anyway.) But I still have a copy of the "Install macOS High Sierra" app but running it gave me the "application is damage and can't be used to install" error. I didn't try the recover volume because I thought it required networking. In the Hard Disk Selector, ensure you files is selected and click on ‘Choose’. located and select the macOS High Sierra VMDK file. Once located, select the file, and click the ‘Open’ button. Installers for legacy platforms Catalina, Mojave, High Sierra, Sierra, El. Click on the folder icon, and find the High Sierra VMDK image file you downloaded in Part 1. I needed to re-install a clean copy of High Sierra on an older Mac that does not have internet access. Install Apples Command Line Developer Tools: xcode-select -install. Apples macOS High Sierra is launching on September 25, and this guide will help you access, download, and install it on your Mac.
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