Starting with macOS Big Sur, the commands -list-full-installers and -fetch-full-installer have been added to the softwareupdate command. Note: For acquiring an installer for versions of OS X and macOS before macOS High Sierra, see my other answer. Use the "Install macOS High Sierra" application to upgrade the guest to High Sierra.
This means the application can not be used to do a clean install of macOS High Sierra. Note: This "Install macOS High Sierra" application is only approximately 23 MB in size and therefore is to small to be a full complete installer. Follow the instructions to download the "Install macOS High Sierra" application to the guest's /Applications folder. Use the "Install OS X El Capitan" application to upgrade the guest to El Capitan.įrom the guest, download and install all updates available for El Capitan.įrom the quest, use Safari to access the website How to download macOS. Instead a clean install, I will proceed to the next step and upgrade the existing virtual machine to OS X El Capitan. In other words, a clean install of OS X El Capitan. Note: At this point, the "Install OS X El Capitan" application could be copied to the host and then be used to create a new OS X El Capitan virtual machine. Use the file to create the "Install OS X El Capitan" application in the guest's /Applications folder. Use the host to download the InstallMacOSX.dmg for El Capitan from How to download macOS.Īccess the InstallMacOSX.dmg from the guest. In other words, you boot from the InstallESD.dmg installation file after being inserted in a virtual optical drive by Parallels. You should treat the file as if you had an ISO, even though the file ends with. Use the InstallESD.dmg installation file to create a Mountain Lion guest in a virtual machine. Note: These steps will not work for Yosemite, El Capitan or Sierra. Note: I did not use an Apple ID when creating an user account or when accessing the App store.įollows instructions given in Update 2: How to Get the InstallESD.dmg File from Apple Update to get the InstallESD.dmg installation file for Mountain Lion. Mac mini 2018, 3 GHz 6-Core Intel Core i5, 8 GB memory.Parallels Desktop 18 for Mac (Version 18.1.1 (53328).Next, use the virtual machine to create virtual machine with the desired version of OS X or macOS.īelow is a example where the result is a virtual machine with macOS High Sierra installed. This answer applies to Oracle VirtualBox, VMware Fusion Player and Parallels Desktop.īasically, if you can not get the installation files for the version of OS X or macOS that you want, then create a virtual machine from files you can get. Note: For acquiring a full installer for versions of macOS after macOS Sierra, see my other answer.
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