sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia --volume /Volumes/MyVolume Use code with caution. Press .
To install a fresh or recovery copy of macOS High Sierra on your older Apple hardware, you need the . Finding old operating system installers directly inside the modern Mac App Store is incredibly difficult because Apple hides legacy releases from standard search results.
Before proceeding, verify that your Mac supports macOS High Sierra (version 10.13.6). Generally, any Mac that supported macOS Sierra can run High Sierra.
Done.
Ensure your Mac meets these requirements to run High Sierra 10.13.6: Late 2009 or later MacBook Pro: Mid 2010 or later MacBook Air: Late 2010 or later Mac mini: Mid 2010 or later iMac: Late 2009 or later Mac Pro: Mid 2010 or later RAM: 2GB minimum (4GB recommended) Storage: 14.3GB available space Troubleshooting High Sierra Installation
To ensure you don't run into issues while following "download+macos+high+sierra+10136+dmg+mac+install", keep this checklist handy:
You will need at least (8GB recommended), 8GB of available storage space to run the OS, and 14.3GB of free storage to perform the upgrade. download+macos+high+sierra+10136+dmg+mac+install
Open Mist, select the tab, and locate macOS High Sierra 10.13.6 .
By following this guide, you can successfully download and install the 10.13.6 version of macOS High Sierra to keep your older Mac running securely. If you want, I can provide:
If your primary computer runs a newer OS (like macOS Monterey, Ventura, or Sonoma), Apple will block you from downloading old installers through the App Store. You can easily bypass this gate using an open-source tool called . sudo /Applications/Install\ macOS\ High\ Sierra
Once your bootable USB is created, it is time to run the installation on your target Mac: Turn off the Mac where you want to install High Sierra. Insert your bootable USB drive into an available port.
⚠️ Proceed only with official installer .app , not a raw DMG.
When the macOS Utilities window appears, open . Select your main internal hard drive, and format it as APFS (for SSDs) or Mac OS Extended (Journaled) (for traditional HDDs). Finding old operating system installers directly inside the