To get the latest features and maintain the security, stability, compatibility, and performance of your Mac, it's important to keep your software up to date. Apple recommends that you always use the latest macOS that is compatible with your Mac.
I downloaded the free trial of Parallels 15 to try to set up a VM with El Cap for a couple of applications that won't work on anything after that OS version that I need for work stuff. I got Parallels installed (machine is running Mojave), downloaded El Cap from my purchases, created the blank VM and it saw the installer and made the image it said it needed. It boots up into the whole Mac.
- It will fix No packages were eligible for install problem, this must be done before clicking Install. How to Install Hackintosh Mojave on PC: Step by Step Guide Hackintosh Guides. How to Install Hackintosh Yosemite on PC: Step by Step Guide.
- At the end of 2019, Mojave Installer will not work and may throw an error “macOS Mojave could not be installed on your computer – No packages were eligible for install” to fix this open Terminal (From Utilities Menu Terminal) and run the following Command. Date Successfully booted into Hackintosh Mojave Installer Screen.
Learn how to upgrade to macOS Big Sur, the latest version of macOS.
No Packages Were Eligible For Install Catalina
Check compatibility
Install Mojave On Older Mac
The version of macOS that came with your Mac is the earliest version it can use. For example, if your Mac came with macOS Big Sur, it will not accept installation of macOS Catalina or earlier.
If a macOS can't be used on your Mac, the App Store or installer will let you know. For example, it might say that it's not compatible with this device or is too old to be opened on this version of macOS. To confirm compatibility before downloading, check the minimum hardware requirements:
- macOS Catalina 10.15 hardware requirements
- macOS Mojave 10.14 hardware requirements
- macOS High Sierra 10.13 hardware requirements
- macOS Sierra 10.12 hardware requirements
- OS X El Capitan 10.11 hardware requirements
- OS X Yosemite 10.10 hardware requirements
Download macOS using Safari on your Mac
Safari uses these links to find the old installers in the App Store. After downloading from the App Store, the installer opens automatically.
- macOS Catalina 10.15 can upgrade Mojave, High Sierra, Sierra, El Capitan, Yosemite, Mavericks
- macOS Mojave 10.14 can upgrade High Sierra, Sierra, El Capitan, Yosemite, Mavericks, Mountain Lion
- macOS High Sierra 10.13 can upgrade Sierra, El Capitan, Yosemite, Mavericks, Mountain Lion
Safari downloads the following older installers as a disk image named InstallOS.dmg or InstallMacOSX.dmg. Open the disk image, then open the .pkg installer inside the disk image. It installs an app named Install [Version Name]. Open that app from your Applications folder to begin installing the operating system.
- macOS Sierra 10.12 can upgrade El Capitan, Yosemite, Mavericks, Mountain Lion, or Lion
- OS X El Capitan 10.11 can upgrade Yosemite, Mavericks, Mountain Lion, Lion, or Snow Leopard
- OS X Yosemite 10.10can upgrade Mavericks, Mountain Lion, Lion, or Snow Leopard