Connect a drive with at least 16GB of space and format it as Mac OS Extended (Journaled) GUID Partition Map Disk Utility Use Terminal Command:
Wait for the process to hit 100%. The installer will appear in your Applications directory. How to Convert the Installer App into a DMG File
Avoid “macOS High Sierra 10.13.6.dmg” from torrent or random download sites — many contain malware because High Sierra is no longer receiving security updates.
Yes, by using the 10.13.6 installer to perform a clean install on a formatted partition. download macos high sierra 10136 dmg mac top
Your Mac will open the Software Update pane in System Preferences and begin downloading Install macOS High Sierra.app . Method 2: Convert the App Installer to a DMG File
If you need the complete installer (for a clean installation or to create a USB boot disk), the file is larger (around ), and you might need to look beyond Apple's direct updaters. Here are the best alternatives:
Navigate to the legacy software page via Apple Support Legacy Installers . Connect a drive with at least 16GB of
Once you have a fresh copy of macOS High Sierra 10.13.6 running, a few steps will ensure your system is up-to-date, secure, and ready to use:
Select your main hard drive (usually Macintosh HD) and click (format as APFS). Close Disk Utility and select Install macOS . Final Tips for 2026
: Make sure the Install macOS High Sierra application is in your Applications folder. Yes, by using the 10
Specifically updates systems running version 10.13.5 directly to 10.13.6. Download via Apple Support Delta Update 10.13.6 . 3. Alternative Repositories (For Windows Users or Recovery)
This marks the end of the upgrade process. By following these steps, you have successfully performed a clean installation of macOS High Sierra 10.13.6. Enjoy the stability and speed of your refreshed Mac.
Open and paste the following command: sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia --volume /Volumes/Untitled